Once a potato is placed in a more and more hypotonic solution, it gains less and less weight because the amount of solute inside the potato is moved into the solution to reach equilibrium.
A hypotonic solution is a kind of solution which has lower solute concentration than the one being compared with, here potato. As per the query, potato is placed in a hypotonic solution. This means that the potato has a larger solute concentration than this hypotonic solution. Now, both the concentrations would try to reach equilibrium in both of their, solute and solvent, aspects. Thus, the potato becomes lighter as the amount of its solute is moved into the solution.
This happens as follows: water molecules cluster around solutes, pushing them away, allowing more water molecules to enter the region of concentration. As a result, adding a hypotonic solution to a hypertonic solution will cause the mixture to experience highs and lows in concentration at first before quickly coming to equilibrium.
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why do female and male geladas have red patches on their chests instead of on their rear-ends? how are researchers trying to discover what females are choosing in male geladas? what are they measuring? male sage grouse display on a lek and display in order to attract females. how are biologists studying male sage grouse vocal displays? what did they discover? researchers think male barn swallows might get more mating opportunities if they have dark red feathers. how are researchers testing this hypothesis? what were the results of the study: were darker red males having more babies? what were the changes in their body chemistry?
Red spots on the chests of male and female geladas are indicative of their reproductive potential in males and their capacity for childrearing in females, respectively, thus the correct option is A.
The majority of primates have their sexual organs close to their rear ends, but because the geladas spend so much time on their backends and have so long hair, no one could possibly see their sexual organs! Instead, these have moved to the front and are now perched higher on their chests. The geladas sit down all day and wouldn't be able to display their red patches otherwise, so they have them on their chests rather than their rear ends. While the male geladas' red patches represent his genetic make-up and how wonderful of a mate he could be for the women and kids, the female geladas' red patches reveal their fertility status.
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The complete question is:
Why do female and male geladas have red patches on their chests instead of on their rear-ends?
A. Chest color (specifically, redness) is a sexually selected signal in male geladas.
B. Age in the model, status remained a better predictor of color.
C. Relationship between chest color and status is that color reflects the quality of a male, either genetic quality or current condition
D. Gelada bachelor males may avoid leader males with relatively red chest patches, for a given number of females
1. A single fertilized egg divides into many separate embryos is known as
Metamorphosis
Polygyny
Polyembryony
Viviparous
Polyembryony is the process through which a single fertilized egg differentiates into multiple distinct embryos.
Definition of PolyembryonyA single fertilized egg can create several embryos in a process called polyembryony. In addition to some vertebrates, such as chickens, lizards, and some mammals, it is present in a variety of invertebrates, including ants, bees, and termites. In polyembryony, the egg divides into several embryos without the help of sperm. Every embryo is a genetic clone of its parents and shares the same genes as the original egg.
A type of asexual reproduction called polyembryony occurs when an egg divides and produces multiple embryos. When an organism is short-lived or has little access to mates, parthenogenesis frequently takes place. Some species do so as a response to environmental change.
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1. Microorganisms require phosphorus, sulfur, iron, and magnesium for metabolism. What specifically are these elements used for in microbial metabolism?
2. Nitrogen and phosphorus added to beaches following an oil spill to encourage the growth of natural oil-degrading bacteria. Explain why the bacteria do not grow if nitrogen and phosphorus are not added.
3. The bacterium Desulforudis audaxviator lives almost 2 miles under-ground, deriving energy from sulfate, acquiring electrons from hydrogen, and building organic molecules from inorganic carbon found in surrounding rocks. Describe the nutritional classification of D. audaxviator.
Bacteria requires nitrogen to make amino acids and nitrogen bases. They need phosporus to make nucleotid. Microorganisms require phosphorus, sulfur, iron, and magnesium for metabolism.
Microorganisms require phosphorus, sulfur, iron, and magnesium for metabolism. Nitrogen and phosphorus added to beaches following an oil spill to encourage the growth of natural oil-degrading bacteria, microorganisms must have a supply of water as well as numerous other substances including mineral elements, growth factors, and gas, such as oxygen.
Nitrogen and phosphorus added to beaches following an oil spill to encourage the growth of natural oil-degrading bacteria, to sustain biodegradation, nutrients such as nitrogen and phosphorus are sometimes added to the water to encourage the microorganisms to grow and reproduce.
The bacterium Desulforudis audaxviator lives almost 2 miles under-ground, deriving energy from sulfate, acquiring electrons from hydrogen, and building organic molecules from inorganic carbon found in surrounding rocks.
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3. Refer to the table you completed in Question 1 to answer the following questions:
a. Did eggs hatch in:
Cup A?
Cup B?
Cup C?
Cup D?
Cup E?
Cup F?
Eggs hatch under the conditions that are feasible.
What conditions make the eggs to hatch?Your question is incomplete but I will tell you something about bhow eggs hatch.
Temperature: The temperature of the environment surrounding the egg is critical for hatching. Eggs must be kept at a specific temperature range that is optimal for the species of egg in question. For example, chicken eggs typically hatch at a temperature between 99-102°F.
Humidity: The humidity of the environment also plays a role in hatching. Eggs must be kept at a specific humidity range that allows the egg to lose or gain moisture as needed to prevent the embryo from drying out or becoming overhydrated.
Incubation time: Most eggs have a specific incubation time, which is the time the egg must be kept at the optimal temperature and humidity before hatching will occur. This time can vary widely depending on the species of animal and the type of egg.
Turning: Eggs must be turned regularly to prevent the developing embryo from sticking to the shell and to ensure that the egg receives equal amounts of heat and oxygen.
Nutrition: Some species of animals, such as birds, will lay eggs that contain a yolk that provides nutrition to the developing embryo. The yolk must be properly nourished and utilized for the egg to hatch.
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How would administering a non-hydrolyzable form of GTP to cell affect its G protein-coupled signal transduction pathways? a. The pathways would lose their specificity of response. b. The pathways would become hypersensitive to stimuli. c. The pathways would respond in unpredictable ways: The pathways would not turn off.d. The pathways would become nonresponsive to stimuli.
Option C is correct. Giving a cell a non-hydrolyzable shape of gtp would not cause the cell's g protein signal transduction pathways to become inactive.
Whenever a neurotransmitter works by binding to a G-protein-coupled receptor, the inactive G-protein complex engages in interaction with the receptor. The GDP molecule is then changed into a GTP molecule, which causes the G-protein complex to be activated.
G protein coupled receptors (GPCRs) detect a variety of extracellular signals, which they then transmit to tetrameric G proteins, which then transmit those signals intracellularly to the appropriate downstream effectors. The diverse signaling pathways that these heterotrimeric G proteins are a vital part of.
The signal transduction is activated by the GTP-bound form, and in order to shift the shape to an inactive form and deactivate the signal transduction, bound GTP must be hydrolyzed to bound ODP.
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what is called the largest type of lymphatic vessel, which deposits lymph into the subclavian veins
Answer:
The largest type of lymphatic vessel that deposits lymph into the subclavian veins is called the thoracic duct.
Explanation:
what can be inferred from observed similarities in the forelimbs of humans, dogs and bats?
The similarities between the forelimbs of humans, dogs, and bats point to a possible common evolutionary ancestor for these species.
For example, the presence of a humerus, radius, and ulna, as well as wrist and finger bones, suggests that these organisms may have evolved from a common ancestor with these components in their forelimb anatomy and function.
Homology Homology is the idea that two similar structures can have different purposes. Due to their same origin, homologous structures are comparable and have the same underlying anatomical structures.According to the natural selection theory of evolution selection, which contends that creatures with similar ancestors can evolve and adapt to many environments, the diversity of life we see today is the result of this finding of similarities in the forelimbs of various organisms.Another homologous structure is the vertebrate eye, which has developed from a similar ancestral eye structure but differs in structure and function depending on the species. The evolutionary history and similar underlying structure of the eyes in various species provide as support for the theory of evolution.Overall, homologous structures provide significant support for evolutionary theory since they imply that all living organisms on Earth have a common evolutionary origins and have evolved over time via natural selection.learn more about evolutionary ancestor here
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The process where a pair of chromosomes pair up and exchange genetic material is called:__________
Recombination, also known as genetic recombination, is the process by which two chromosomes link up and exchange genetic material.
Meiosis, a sort of cell division that creates gametes (sex cells) with half as many chromosomes as the original cell, is when recombination takes place.
Each chromosome in the pair will split during this phase, a process known as crossing-over, and swap genetic material. By transferring genetic material, novel gene and allele combinations can be made, giving rise to children that are singular and possess distinctive traits.
Each individual is distinct thanks to the diversity and heterogeneity brought about by this recombination process. Recombination is crucial for species like humans that have more than two sets of chromosomes because it lessens the amount of alleles that are transferred from parents to children.
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how can the data from your graph be used to determine the osmolarity of the potato tuber tissue? what is this value?
If distilled water and a solution of sucrose are separated by a membrane that seems to be impermeable to sucrose in the osmolarity of potato tuber tissue, water will pass from of the distilled water it through membrane into to the sucrose solution.
Explain the process of Osmolarity of Plant Cells?Water diffuses through such a semi-permeable membrane during osmosis, which occurs when water moves from an area with low levels of solutes to one with high solute concentration.
When referring to two solutions separated by either a selectively permeable membrane, the phrases hypertonic, isotonic solution, and hypotonic are all employed. Plant scientists frequently need to figure out the ideal water content for a plant's typical physiological functions. They understand that the ratio of water to osmotically active chemicals in cells needs to be kept within an acceptable range for basic tasks to occur. All critical processes slow down when water content in plant cells is lowered. You will calculate the osmolarity in potato tuber cells in the ensuing tests. YouThus, if distilled water and a solution of sucrose are separated by a membrane that seems to be impermeable to sucrose in the osmolarity of potato tuber tissue, water will pass from of the distilled water it through membrane into to the sucrose solution.
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(Answer quick please)
The dashed boundaries between the time zones are how many degrees of longitude apart?
1.10 degrees
2.15 degrees
3.23.5 degrees
4.24 degrees
what gas has the fastest average molecular motion at a given temperature?
At a given temperature, all gases have the same average kinetic energy, which means they have the same average speed.
However, the molecular weight of the gas affects its speed for a given kinetic energy, and lighter molecules move faster on average than heavier ones.
At a given temperature, all gases have the same average kinetic energy, but lighter gases have faster average molecular motion because they have less mass to move around. This is described by the Kinetic Theory of Gases.
Therefore, at a given temperature, the gas with the fastest average molecular motion is the gas with the lowest molecular weight, which is hydrogen (H2). Hydrogen gas has the lowest molecular weight of any gas, so its molecules move the fastest on average at a given temperature. On the other hand, heavier gases like carbon dioxide (CO2) and sulfur hexafluoride (SF6) have slower average molecular motion because they have higher molecular mass.
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which one of the following can lead to changes in chromatin structure and is often associated with activation of transcription?
Addition of methyl or acetyl groups to lysines located in the histone tail can lead to changes in chromatin structure and is often associated with activation of transcription .
DNA becomes less accessible to transcription factors as chromatin is compressed into the main nucleosome form. However, when this chromatin structure becomes more lax, transcription is encouraged because the access of the transcription machinery to the genomic DNA is improved.
All RNA polymerase II-mediated features of transcription are significantly hampered by chromatin shape. Through a number of mechanisms, such as histone modification, chromatin remodelling , histone variant inclusion, and histone eviction, the dynamics of chromatin structure are closely regulated. Heterochromatin structure can change as a result of epigenetic alterations to histone proteins, such as acetylation and deacetylation, which can activate or repress transcription. The compound of DNA and proteins found in eukaryotic cells' nuclei is called chromatin. Thus, chromatin modifications are necessary for gene expression.
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explain how plankton can be classified by size, what are the different size categories (including names) for marine plankton.
Bacteria, archaea, algae, protozoa, and drifting or swarming organisms that live in brackish estuaries and salty oceans are examples of marine plankton. Similar to sea plankton, freshwater plankton is a type of algae that lives in lakes and rivers.
Plankton are organisms that are present in water or the air but are unable to push against a stream (or wind). The individual organisms that make up plankton are known as plankters. They are essential for the survival of numerous small and big aquatic organisms, including fish, whales, and bivalves.
Planktons are categorized according to their lifecycles as follows:
Holoplankton - Organisms such as algae and jellyfish, that remain in a planktonic state throughout their whole lives.
Meroplankton - It is an organism that only exists as plankton during some phases of its life cycle, such as the larvae of starfish, worms, sea urchins, fish, etc.
According to their size, planktons are divided into:
Megaplankton - They are larger than 20 cm in size, such as jellyfish, tunicates, pyrosomes, etc.
Macroplankton - They range in size from 2 to 20 cm.
Mesoplankton – organisms ranging in size from 0.2 to 20 mm.
Microplankton – their size range from 20 to 200 m and include huge protists, protozoans, and the majority of phytoplankton.
Nanoplankton – size spans from 2 to 20 m, including protists, diatoms, and algae
Picoplankton – size range from 0.2 to 2 meters,such as bacteria and chrysophytes.
Femtoplankton – Viruses in the marine femtoplankton with a size of less than 0.2 m.
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what will happen to the freshwater fish if you place it in sea water and why?
If a freshwater fish is placed in sea water, it will most likely die.
This is due to the sea water's much higher salinity than what freshwater fish are used to. Osmotic stress is brought on by this, and it can result in electrolyte imbalance, dehydration, and finally death.
Seawater normally has a salinity of 3.5% to 3.8%, whereas freshwater has a salinity of 0%. Since there is more salt in seawater than freshwater, the freshwater fish's cells osmotically lose water, contracting and changing form.
This process can produce an electrolyte imbalance, which can impair important processes like the fish's capacity to take oxygen from the water, ultimately resulting in death.
Further problems and even death may result from the freshwater fish's inability to expel waste due to the presence of salt in the sea water.
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cells introduction summary
The primers play three roles in a PCR reaction. Select all of the answers that are correct.
They denature the double-stranded DNA
They serve as the templates onto which the new complementary strands are made.
They determine what region of the genome will get amplified.
They determine the size of the resulting PCR product.
They provide a double-stranded region for Taq to initiate synthesis
They are the monomers that are polymerized by Taq to make the new complementary strands
Role of primers in the PCR reaction: They determine the size of the resulting PCR product and provide the double-stranded region for Taq to initiate synthesis.
What are the three steps of PCR amplification?PCR is based on the three simple steps required for a DNA synthesis reaction: (1) Denaturation of the template to single strands. (2) Annealing of primers to each original strand for neustrand synthesis. (3) Extension of a new DNA strand from the primer.
Why is 3 end of the primer important?The presence of G and C bases (GC clamp) at 3′ end of the primer helps promote correct binding at the 3′ end due to stronger hydrogen bonding of G and C bases. GC coupling contributes significantly to stability like Increased Melting Temperature - Increases temperature of primer and template, resulting in more binding than AT binding.
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if you are performing this test on an unknown organism, why is it a good idea to run simultaneous tests on known phenylalanine-positive and phenylalanine-negative organisms?
Running simultaneous tests on known phenylalanine-positive and phenylalanine-negative organisms allows for a comparison between the unknown organism and the known organisms.
This can help to ensure the accuracy and reliability of the test, as it provides a standard for comparison. Additionally, the comparison can help to determine whether any factors, such as the incubation time or temperature, may have affected the results. If you are performing a phenylalanine deaminase test on an unknown organism, it is a good idea to run simultaneous tests on known phenylalanine-positive and phenylalanine-negative organisms as a control or reference for comparison.
A positive result for the phenylalanine deaminase test is indicated by the presence of a green color due to the production of phenylpyruvic acid. A negative result is indicated by the absence of a color change, indicating that phenylalanine was not deaminated by the organism.
Running a control alongside the test also helps to rule out any false positives or false negatives that may occur due to contamination, errors in the testing procedure, or other factors. This is important for ensuring the accuracy of the results and avoiding incorrect identification of the unknown organism.
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1. What impact has the invasive species had on the native ecosystem? If there has not been an impact seen yet, what do you think could be a potential impact?
A variety of variables will affect how a non-native or invasive species affects an ecosystem.
Impact on ecosystem It's possible that the imported species won't survive in some cases. At the local level, it is likely that a species will become extinct relatively fast if it cannot adapt to a new ecological niche or if there is no ecological niche for it to occupy in the first place.However, a species' chances of success increase if it is a generalist, or one that can survive in a variety of habitats and eat a wide variety of foods. If the ecosystem has reached its steady state, an indigenous species will need to be replaced by the invasive one. Two species cannot occupy the same ecological niche at the same time, hence only one will survive.For more information on invasive species kindly visit to
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When a hair cell stereocilia bend away from the kinocilium, voltage-gated calcium channels open when the membrane potential of the hair cell increases. it does not release neurotransmitters. it releases neurotransmitters. it generates an action potential to communicate with the auditory nerve.
The right answer is B because neurotransmitters are released when a hair cell bends in the direction of the kinocilium.
When mechanical stimulation is applied, the cilia of the hair cells bend. Fine, thread-like tip connectors connect trap doors in the following cilium. The tip link is stretched as a result of the hair cells being bent, which results in neural impulses being sent to the 8th cranial nerve. The hair cells of the vestibular system are distinct from those of the auditory system in that they only have one highest cilium, called the kinocilium. When the stereocilia are bent towards the kinocilium, the cell depolarizes, enhancing afferent activity via neurotransmitter. When the stereocilia are twisted away from the kinocilium, the cell becomes hyperpolarized, which reduces afferent activity via neurotransmitters.
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Select all of the following that are true about prokaryotes. ***A. Most ancient forms of life on Earth.B. Evolved after eukaryotes.C. Contain membranous organelles.***D. Lack a nucleus.***E. Simplest types of life
All the prokaryotes cells are the most ancient form of life on the earth which lacks a nucleus, and simple types of life, thus the correct answers are options (A, D, E).
A prokaryote is a basic one-celled creature that lacks a nucleus and organelles that are connected to membranes. For the time being, it is crucial to remember that prokaryotic cells do not contain internal membrane barriers that divide them into compartments, but rather are composed of a single open region. In the section on eukaryotic cells, we'll go into additional detail on the nucleus and organelles.
Prokaryotic DNA is usually found in the nucleoid, which is at the heart of the cell. Large loops of bacterial DNA typically take the form of circular chromosomes. The cut-away graphic of a rod-shaped bacteria below shows the nucleoid and some other typical prokaryotic features.
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qyuizlet which action could help a biologist determine whether a particular plant population had been attacked by a bacterial pathogen in the recent past?
The action that could help a biologist determine whether a particular plant population has been attacked by a bacterial pathogen in the recent past is to look for elevated levels of mRNA transcripts for PR proteins in plant tissues samples.
Among all of plant reactions, the activation and accumulation of pathogenesis-related (PR) proteins in plants is crucial because PR proteins are an essential part of innate immune responses in plants exposed to biotic or abiotic stress. The PR proteins accumulate locally in the infected and surrounding tissues as well as in distant, uninfected tissues, shielding the plants against further infection. If elevated levels of mRNA are found in a plant tissue, it would indicate that the plant had been exposed to some bacterial infections.
Any type of pathogen, be it bacterial or viral, prevents plant to perform its normal functions and resist it to manufacture the food it prepares. Plant pathogens are responsible for plant diseases. They resist the plant to perform its potential well and may deteriorate its quality or the quantity of its produce.
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structure x includes a deoxyribose sugar, a phosphate group, and a nitrogenous base. identify structure x?
Nucleotides, the constituent parts of DNA and RNA, make up Structure X.
What are nucleotides?DNA and RNA, the genetic components that regulate the features and operations of living things, are composed of nucleotides. A deoxyribose sugar, a phosphate group, and a nitrogenous base make up each nucleotide. The DNA molecule's backbone is made up of the five-carbon sugar deoxyribose. The negative charge that makes DNA acidic is provided by the phosphate group, a molecule composed of phosphorus and oxygen atoms. A nitrogen-containing molecule known as a nitrogenous base joins with another base to create the DNA ladder's rungs. Adenine (A), guanine (G), cytosine (C), and thymine (T) are the four nitrogenous bases found in DNA (T)
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how does molecular biology support the theory of evolution?
Molecular biology focuses on nucleic acids and proteins and how these molecules interact and behave in cells. Molecular similarities provide evidence for a common ancestry of life by Comparing DNA sequences and representing how different species are related to each other.
What does molecular biology mean?Molecular biology is the branch of biology indicating the composition, structure, and interactions of cellular molecules such as nucleic acids and proteins that carry out biological processes essential to cell function and maintenance.
What are advantages of studying molecular biology?Molecular biology also plays an important role in understanding structure, function, and internal regulation within single cells. All of these can be used to efficiently target new drugs, diagnose disease, and better understand cell physiology.
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histones have been found in both archaeal and eukaryal species. what is on difference between archaeal and eukaryal species
Histones have been found in both archaeal and eukarya species. There are two histones in archaeal species, four in eukaryal species, is the difference between archaeal and eukaryal species.
All living species are regularly classified into three primary domains based on DNA sequence comparisons and structural and biochemical comparisons: Bacteria, Archaea, and Eukarya. Bacteria and Archaea are both prokaryotes, which are single-celled microorganisms with no nuclei, whereas Eukarya includes ourselves and all other animals, plants, fungi, and single-celled protists, which are all organisms with nuclei that separate their DNA from the rest of the cell. The fossil record reveals that the first living species were prokaryotes (Bacteria and Archaea), while eukaryotes evolved a billion years later. Based on the type of cell in the organism, all life can be categorised into three domains: Archaea cells lack a nucleus and have a distinct cell wall than bacteria. Eukarya: cells have a nucleus.
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which organelles would you expect to be especially numerous in cells that utilize oxygen because they generate a great deal of energy in the form of atp
Mitochondria is expected to be especially numerous in cells that utilize oxygen to generate a great deal of energy in the form of ATP.
Mitochondria are membrane-bound organelles (mitochondrion, singular) that produce most of the chemical energy required for biochemical reactions in the cell. The chemical energy produced by mitochondria is stored in a small molecule called adenosine triphosphate (ATP).
Mitochondria utilizes oxygen to produce ATP. This process, called oxidative phosphorylation, takes place in mitochondria. In the mitochondrial matrix, a chemical called NADH is produced by a reaction known as the citric acid or Krebs cycle. NADH is then used by enzymes embedded in the inner membrane of mitochondria to generate adenosine triphosphate (ATP).
Oxygen is central to aerobic respiration. Oxygen is the terminal electron acceptor of the mitochondrial electron transport chain (ETC), transferring electrons from high-energy metabolites through a series of carriers and facilitating ATP generation from ADP.
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Complete question :
Which organelles would you expect to be especially numerous in cells that utilize oxygen to generate a great deal of energy in the form of ATP?
A. peroxisomes
B. endosomes
C. lysosomes
D. ribosomes
E. mitochondria
what structure in a cell contains the genetic information?
The nucleus, formed by a nuclear membrane around a fluid nucleoplasm, is the control center of the cell. Threads of chromatin in the nucleus contain deoxyribonucleic acid (DNA), the genetic material of the cell.
Answer:
The nucleus is a membrane-enclosed organelle found in most eukaryotic cells. The nucleus is the largest organelle in the cell and contains most of the cell's genetic information (mitochondria also contain DNA, called mitochondrial DNA, but it makes up just a small percentage of the cell's overall DNA content).
Most DNA is located in the cell nucleus (where it is called nuclear DNA), but a small amount of DNA can also be found in the mitochondria (where it is called mitochondrial DNA or mtDNA).
We now know that the DNA carries the hereditary information of the cell. In contrast, the protein components of chromosomes function largely to package and control the enormously long DNA molecules so that they fit inside cells and can easily be accessed by them.
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what substances move down in translocation? select all that apply. A. translocation = the movement of water, dissolved minerals, and food molecules in a plant. B. Sugar and organic substances C.the broad portion of the leaf that carries out
The correct answer is option B: sugar and organic substances are moved down in translocation.
The movement of water, dissolved minerals, and food molecules within a plant is known as translocation. Since it is through this process that nutrients and water are transferred from the roots to the leaves, it is crucial for the life of the plant.
Translocation is a very efficient mechanism; the force of transpiration pushes the water up the plant and the capillarity of the vascular system helps the water flow upwards. The sugar and other organic materials created in the leaves during photosynthesis are then transported to the plant's roots.
This is accomplished by moving the sugar and organic molecules through the plant's vascular system through a process known as phloem transport.
Additionally, this procedure aids in the transfer of nutrients between plant parts and their storage for later use. Without translocation, no plant would be able to live and generate food for humans. Translocation is an essential step for plant existence.
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when veterinarians can find the cause of the seizure, such as a tumor in the brain, the animal is said to have
Veterinarians may be able to identify the underlying cause of the seizures, such as a tumor in the brain. When this occurs, the animal is said to have a symptomatic seizure.
Symptomatic seizures are those that are caused by an underlying medical condition. In many cases, identifying the underlying cause of the seizures is crucial for developing an effective treatment plan. For example, if a tumor in the brain is causing the seizures, surgery or radiation therapy may be necessary to remove or shrink the tumor and alleviate the seizures.
In contrast, idiopathic seizures are those that occur without an identifiable cause. While idiopathic seizures are common in some breeds of dogs, such as the Golden Retriever, they can be more difficult to manage than symptomatic seizures. In these cases, veterinarians may need to focus on managing the seizures themselves rather than treating an underlying condition.
Regardless of the cause, seizures can be a serious medical condition that requires prompt veterinary attention. If you suspect that your pet is experiencing seizures, it is important to contact your veterinarian immediately to ensure that they receive the necessary care and treatment.
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in humans the allele for albinism is recessive to the allele for normal skin pigmentation. if two heterozygotes have children, what is the chance that a child will have normal skin pigment? what is the chance that a child will be albino? normal pigment: albino: a. if the child is normal, what is the chance that it is a carrier (heterozygous) for the albino allele? (careful!)
The chance that a child will have normal skin pigmentation is 3/4. The chance that a child will be albino is 1/4. If the child is normal, the chance that it is a carrier (heterozygous) for the albinism allele is 1/2.
Albinism is caused by a recessive allele, meaning that a person must inherit two copies of the allele in order to display the phenotype. If two heterozygous parents (one dominant allele and one recessive allele) have children, there is a 3/4 chance that the child will inherit the dominant allele and have normal skin pigmentation, and a 1/4 chance that the child will inherit the recessive allele and be albino. If the child has normal skin pigmentation, it is equally likely to have inherited either one dominant allele and one recessive allele or two dominant alleles. Therefore, the chance that the child is a carrier (heterozygous) for the albinism allele is 1/2.
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explain how the food processing in the digestive system align with the law conversation of Matter / Mass
According to the rule of conservation of mass, It can only be changed from one form to another and cannot be generated or destroyed. All physical and chemical processes, including food digestion in the human body, are covered by this regulation.
Food is mechanically and chemically disassembled into its constituent pieces throughout the digestive process. First, the meal is digested and combined with saliva, which has enzymes that start the breakdown of carbs. The meal subsequently passes down the oesophagus and into the stomach, where it is further digested by digestive enzymes and stomach acid. The overall mass of the meal stays constant throughout the digesting process. Yet, when the meal is broken down into smaller molecules that the body can absorb and use, its original shape is changed. While the overall mass of the food doesn't change but the varied forms it takes throughout digestion, this transformation of the food is consistent with the rule of conservation of mass.
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