A dormant protective structure in bacteria that can form in adverse or normal conditions is called an endospore.
Endospore is a condition in which resistant spore forms inside some bacteria and serves as a shield against harmful conditions. Endospore-forming bacteria are called gram-positive bacteria and can survive under harsh conditions.
In their survival mechanism, gram-positive bacteria divide within the cell and produce intracellular spores which are resistant to harsh conditions. On the other hand, instead of showing development bacteria decide to stay dormant for a while and even longer if the conditions are unfavorable such as low temperature.
However, if the conditions become favorable they resume their growth again.
The conditions that endospores can survive include environmental stress and heat, high temperature, and chemical damage.
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morton is editing a gene in a moth species that codes for an enzyme involved in silk production. the resulting moths continue to make silk just as the unaltered moths do. what type of mutation did morton produce?
Morton produced a Silent mutation.
A mutation is a change to an organism's DNA sequence. Errors in DNA replication during cell division, exposure to mutagens, or viral infection can all cause mutations.
When a gene's protein-coding region contains a single DNA nucleotide alteration, the amino acid sequence that makes up the gene's protein is unaffected. This is known as a silent mutation. Silent mutations modify one of the letters in the triplet code that designates a codon, but the amino acid that is coded for is unaltered or has identical biochemical properties despite the single base change. Genetic code degeneration makes this possible.
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starch is used to store energy and cellulose is a structural polysaccharide. the key differences that explain these functions are
Alpha 1-4 and alpha 1-6 glycosidic linkage in starch results in branching, whereas beta 1-4 glycosidic linkage results in unbranched structures in cellulose. These key differences explain these functions.
Due to the fact that they are made up of chains of glucose molecules, both starches and cellulose are carbohydrates that are categorized as polysaccharides. Despite their similarity, cellulose cannot be utilized by the body as a source of energy while starches can.
Structural differences between starch and cellulose are the links between glucose molecules and the molecule's overall structure. Starch has a structure that is branched and has 1-4 and 1-6 alpha linkages, whereas cellulose has a structure that is rigid and elongated and has 1,4 beta linkages. Unlike starch and glycogen, which are branched, cellulose is a straight-chain glucose polymer.
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HURRY Which two statements represent scientific research problems rather than engineering design problems? A. Finding a way to keep food cold without electricity B. Developing chemical pesticides to protect plants from insects C. Comparing root structures in different kinds of plants D. Studying how wildlife is affected by pollution SUBMIT
Answer:
C. comparing root structure
Phospholipids are important molecules in cells. Considering the structure and function of phospholipids?
a. They contain a glycerol backbone.
b. The phosphate head group is polar.
c. The molecule is an important part of cell membranes.
d. The non-polar section attracts water molecules.
e. They are a major form of energy storage.
The right answer is option D The non-polar section attracts water molecules.
The polar molecule of the hydrophilic head and the aliphatic chains of the hydrophobic tails are both important for phospholipids' physicochemical properties. Such amphiphilic molecules frequently form structures in micelles, liposomes, or lipid bilayers when they are arranged in an aqueous media so that only their hydrophilic head is in contact with the water molecule
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as cell division proceeds in multicellular organisms, the cells
In DNA , both strand are parallel or complementary?
Question: In DNA , both strand are parallel or complementary?
Answer: Goodmorning: } , : . . , , , . ✨
Explanation: . ' ' , , .
Adenine is bound thymine and guanine to cytosine. Due to this base pairing principle, the sequence of bases in one strand automatically fixes the sequence of bases in the other stand. Thus, the two strands are not identical but are complimentary.
the chromosomes become visible under a light microscope during which stage of mitosis?
The chromosomes become visible under a light microscope during the prophase stage of mitosis.
Mitosis can be described as a process in which a cell divides forming two new daughter cells.
The prophase is the first stage of mitosis and in this stage, the chromosomes start to become visible. As the tight coiling of the DNA is removed for cell division, the chromosomes start to appear.
The prophase is characterized by the condensation of chromosomes and the disappearance of the nucleolus.
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The investigative question that would focus on the steps of the process of exploring the microscopic building of proteins from RNA would start with a 'how'. This is because how questions ask about the process. For example, 'How are proteins built from RNA?' would be a good investigative question.
By examining the process of building proteins from RNA.
It consists of three steps initiation elongation and termination. After the mRNA is processed, it carries instructions to the ribosomes in the cytoplasm. Translation takes place in ribosomes, which are composed of rRNA and protein. Ribosomes read the instructions found on messenger RNA molecules in the cell and build proteins from these mRNAs by chemically linking amino acids in the order defined by the mRNAs.
The dehydration synthesis reaction is used during protein synthesis to join adjacent amino acids to form the primary protein structure. tRNA is the smallest of the three RNAs with approximately 75-95 nucleotides. tRNA is an integral part of the translation and its main function is the transfer of amino acids during protein synthesis. They are therefore called transfer RNAs.
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Binomial nomenclature uses Greek words to construct scientific names.
True
False
True. Binomial nomenclature uses Greek words to construct scientific names.
Binomial nomenclature- A biological system of identifying organisms known as binomial nomenclature uses names made up of two terms, the first of which denotes the organism's genus and the second of which denotes its species.
Organism- An organism is anything that includes interdependent elements and is comparable to a living object, like a plant, animal, only one life form, or another object. A dog, a person, or bacterium are examples of organisms. Components that support eating, breathing, excreting waste, and carrying out all other essential life processes make up cells. The parts fit and function as a unit because they are organized. Therefore, living objects are referred to as organisms.
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What was established by brown and davidson's study of a desert community?
Brown and Davidson (1977) highlighted the importance of ant-rodent competition and discovered that removing harvester ants, P. desertorum, increased kangaroo rat (Dipodomys spectabilis) populations and vice versa in southern Arizona.
Desert communities are distinguished by a high proportion of ectotherms (both vertebrates and invertebrates); rodents and insectivores appear to dominate the mammalian fauna; and detritivores constitute a sizable proportion of the arthropod fauna. Deserts typically have a lot of open soil and rocks with little grass or other types of plants. Desert animals include lizards, geckos, toads, jackrabbits, camels, snakes, spiders, and meerkats. Deserts can be found on all continents and cover roughly one-fifth of the Earth's land area.
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the figure below represents an overview of the different entry pathways to cellular respiration when different macromolecules are digested for energy production. why are none of the digestive products entering the electron transport chain directly?
None of the digestive products enter the electron transport chain directly as only electrons carried by reduced electron carrier molecules like NADH are accepted by the electron transport chain.
The system's electron donor is NADH. By providing electrons to NADH dehydrogenase, it starts the electron transport cycle (blue). NADH dehydrogenase receives two electrons from NADH. The complex additionally moves two protons into the intermembrane space at the same time from the mitochondria's matrix region.
What is the mechanism of the electron chain?
The ETC is made up of a group of proteins that are affixed to the inner mitochondrial membrane and organic molecules that allow electrons to pass through and release energy through a series of redox processes. The protein ATP-synthase uses chemiosmosis to create a significant amount of ATP using the energy released to create a proton gradient.
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A ship travels 10 km on a course heading 50º east of north. How far north, and how far east has the ship traveled at this point? Draw a picture and show work!
The ship travels 6.43 km towards north and 7.66 km towards the east from the point where the ship was headed. This can be verified from the Pythagoras theorem.
What is displacement?Displacement is the change in the position of the ship in water. This can be calculated through trigonometric identities.
According to trigonometric identities we know that:
sinФ = ( side opposite to Ф ) / ( longest side )
Side opposite to 40° is y
Longest side is 10 km
Hence we can write that:
sin 40 = y / 10
sin 40 = 0.641
0.643 = y/10
y = 0.643 × 10
y ≈ 6.43 km
The value of y is approximately 6.43 km
Now we know that by Pythagoras theorem:
x² + y² = 10²
x² + ( 6.43 )² = 100
x² = 100 - 41.345
x² = 58.655
x ≈ 7.66 km
The value of x is approximately 7.66 km
The Pythagoras theorem states:
( longest side )² = ( base )² + ( height )²
The theorem is applied in right angles
sin 40 is 0.641
For verification:
x² + y² = 100
(7.66)² + (6.43)²
100
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In vertebrates, the nervous system directly interacts with the _________ to control endocrine function in the body.
Answer: The hypothalamus
Which event would be most likely to cause a change in the genetic traits of future populations of bass that live in a small pond?
Answer: C.A small population of bluegill, a type of fish that bass prey on, are released into the pond.
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The event that would be most likely to cause a change in the genetic traits of future populations of bass includes option C: a small population of blue gill, a type of fish that bass preys on, are released into the pond.
Rare alleles may be lost due to genetic drift, which can also reduce the size of the gene pool. The idea that genetic drift contributes to the evolution of new species is based on the fact that it can also make a new population genetically distinct from its ancestral population. This means that if a new small population of bluegill is introduced into the pool, the populations of bass will undergo a genetic drift.
If the individuals at each end of the spectrum reunite and mate again, the subsequent genetic mingling may increase the amount of genetic variation in the population as a whole.
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which is a common error that delays cms-1500 claims processing?
Using an Outdated Form is a common error that delays cms-1500 claims processing.
The latest version of the CMS-1500 form should be used as your first priority. Due to frequent form updates, you must make sure you're using the most recent version. Use your practice management software to access the most recent version.
the Administrative Simplification Compliance Act's (ASCA) requirement for electronic submission of claims is known as the CMS-1500 form. In some Medicaid State Agencies, it is also utilized for billing. For further information, kindly contact your state's Medicaid agency. Medicaid agency is very important for health care system and for being prevent from serious illness.
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What is the relationship between carbon dioxide level and average global temperatures?
Answer:
CO2 allows sunlight to pass through the atmosphere till it reaches the ground which leads to global warming also known as greenhouse effect
Partial hydrogenation of cis (healthy) fats results in trans fats. What do you think full hydrogenation of unsaturated fats results in? Describe the structures of the different types of fats; this will help you reason through the problem.
The full hydrogenation of unsaturated fats results in production of saturated fats.
What is hydrogenation of fats?Hydrogenation is defined as the artificial addition of hydrogen molecules to fats and oil substances in order to solidify it into saturated fats.
When fats are incompletely hydrogenated, it will lead to the formation of trans fats.
Trans fats are considered risky to consume as they are able to increase bad cholesterol in the blood.
Full hydrogenation of unsaturated fatty acids is defined as the complete hydrogenation of fatty acids such that saturated fatty acids are formed.
Saturated fatty acids are different from trans fats because they have the ability to increase both low density and high density lipoproteins in the blood.
Examples of foods that contain trans fat include:
Shortening.Microwave popcorn.Frozen pizza.Refrigerated dough, such as biscuits and rolls.Fried foods, including french fries, doughnuts and fried chicken.Examples of foods that contain Saturated fats include the following:
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Marine Science
Explain the two different types of UAVs and how they are used. Please explain.
Answer:
An unmanned aerial vehicle (UAV) can be controlled autonomously using microprocessors, actuators, and sensors located on board. Nowadays, there are two types of UAVs, namely fixed-wing UAVs and multi-rotor UAVs [6] . The fixed-wing UAV was initially developed for military applications.
Explanation:
An unmanned aerial vehicle (UAV) can be controlled autonomously using microprocessors, actuators, and sensors located on board. There are two types of UAVs, namely fixed-wing UAVs and multi-rotor UAVs [6] . The fixed-wing UAV was initially developed for military applications.
Most cell types are permeable to water. An exception is cells of the __________, which can be either impermeable or permeable, depending upon the location of __________.
Most cellular sorts are permeable to water. An exception is cells of the distal nephron which can be either impermeable or permeable, depending upon the place of aquaporins.
High medullary interstitial osmotic pressure provides the driving pressure for the osmotic glide of water through collecting ducts making water permeable by means of the action of vasopressin. high permeability permits osmotic equilibrium among urine and medullary interstitial fluid. The distal nephron epithelium is impermeable to water without vasopressin.
Water loss from the frame occurs primarily thru the renal device. On average, a person produces 1.5 liters of urine according day. Urine output varies with hydration stages, however minimal urine output is essential for proper frame features. The bicarbonate buffer system is the maximum essential buffer inside the extracellular fluid. If there's too much acid lactic acid the bicarbonate ions will take in.
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based on what you know about fibrous protein structure and sequence, what type of fibrous protein is this sequence most likely to from (you can assume that the protein is longer than what is shown and is repeating as shown, also note the polarity of each amino acid.)?
Based on what you know about fibrous protein structure and sequence, the type of fibrous protein in this sequence most likely to form is α-keratin.
The correct option is A.
A polypeptide chain called keratin creates a right-handed helix and is often rich in alanine, leucine, arginine, and cysteine. A coiled coil is made up of two of these polypeptide chains that twist together to produce a left-handed helical shape. Vertebrates have alpha-keratin, also known as keratin, which is a form of keratin. The epidermal layer of the skin, mammalian claws, nails, and hairs all include this protein as their main constituent.
As a fibrous structural protein with a repeating secondary structure, keratin is composed of amino acids. There are 551 amino acids in this basic (type II) keratin, and 80% of these amino acids are in the same order as those in keratin K5.
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The given question is incomplete. The complete question is given by:
Based on what you know about fibrous protein structure and sequence, what type of fibrous protein is this sequence most likely to form (You can assume that the protein is longer than what is shown and is repeating as shown, also note the polarity of each amino acid.)?
Val - Cys - Lys - Val - Cys - Ala - Cys - Val - Cys - Lys - Val - Cys - Ala - Cys
A: α Keratin.
B: Collagen.
C: This sequence cannot be from any of the structural proteins.
D: Pleated collagen.
E: Beta keratin
Where do the Calvin Cycle réactions take place?
A. In the Thylakoid membrane of the chloroplast
B. In the grana of the chloroplast
C. In the stroma of the chloroplast
Answer:
c in the stroma of the chloroplast sir
how do artificial reefs affect a marine ecosystem's stability?
Explanation: When formed around artificial reefs, they encourage a high diversity of other marine plants and fishes to set up home in the area. This in turn increases the production of oxygen underwater and reduces oxygen deficiency in deeper areas.
Finding clam shells in a rock indicate that the region was once a _____.
A. marine environment
B. desert environment
C .grassland environment
Answer:
Marine environment.
Explanation:
In case you don't know clams are most likely to habitat in a marine environment. Where there is fish and stuff. Hope I helped!!!
in a __________, environmental factors alone can produce a phenotype that is the same as the phenotype produced by a genotype.
A phenocopy is a trait that imitates the phenotype that the genotype produces and is brought about by environmental factors.
The term "phenotype" refers to an organism's observable physical features that are a result of the genotype's genetic makeup and are determined by the circumstances of the environment in which it is found.
The features that the phenotype expresses include behavioral and physical, and it is thought that the phenotype represents the genotype's manifestation dependent on environmental circumstances.
No of how the genotypic information is expressed, environmental circumstances will also influence the phenotype of an organism since it may experience accidents, alterations, or adaptations that a genetically similar individual in a different environment would not.
As a result, we can say that the phenotype is a genotype's varied expression in
We can therefore draw the conclusion that a genotype's variable expression in response to environmental conditions is what we refer to as a phenotype.
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Explain the importance of proteins in living organisms.
Answer:
Proteins are required for the structure, function, and regulation of the body's tissues and organs
Proteins are the structural unit of cells and tissues. When ingested, it could be broken down to energy or used as a building block.
Explanation:
PLEASE HELPPP
1.Which solution(s) is/are hypertonic and how do you know?
2. Which solution(s) is/are hypotonic and how do you know?
3. Which solution(s) is/are isotonic and how do you know?
FROM UP TO DOWN 1. 2. 3. 4.
A red blood cell will expand and undergo hemolysis in a hypotonic state (burst). Thus, 4, is hypertonic , 3 is hypotonic, 2 is isotonic.
What are hypotonic and hypertonic solutions?A cell will shrink if it is submerged in a hypertonic solution because water will escape the cell. Since there is no net water movement in an isotonic environment, the cell's size remains constant.
A cell will absorb water and swell when it is exposed to a hypotonic environment.
In comparison to blood, hypotonic has a lower concentration of fluid, carbohydrates, and salt.
Blood is not hypertonic, which contains a higher quantity of liquids, carbohydrates, and salt. Similar amounts of fluid, sugar, and salt are present in isotonic solution as in blood.
Therefore, when a cell placed in hypertonic solution results, it will shrink.
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What occurs during cytokinesis?
O The parent cell fully splits into two daughter cells.
O Organelles are duplicated to prepare for division.
The parent cell DNA is split into two nuclei.
O The cell grows and performs normal activity.
If a cell with 6 chromosomes goes through interphase, mitosis, and cytokinesis, how many chromosomes will be in each resulting cell?.
The chromosomes will be in each resulting cell in two daughter cells.
When a cell with six chromosomes undergoes mitotic cell division the two resulting daughter cells also contain six chromosomes each. In her S phase of mitosis, the genetic material DNA is replicated and each daughter cell receives a copy of all the chromosomes of the parent cell. When mitosis is complete the cell has two sets of 46 chromosomes each surrounded by its own nuclear membrane.
The cell then divides into two parts of her by a process called cytokinesis creating two clones of her of the original cell, each with 46 univalent chromosomes. The copies are pulled apart and each new cell gets an identical copy of each chromosome. This type of cell division is called mitosis and produces cells with a total of 46 chromosomes. It has 46 chromosomes, each made up of two sister chromatids aligned in the metaphase plate.
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if the genes in morgan's three factor crosses were all located together on the x chromosome, why did some of the f2 generation display recombinant traits?
If the genes in morgan's three-factor crosses were all located together on the x chromosome, some of the f2 generations display recombinant traits due to X chromosome recombination.
Morgan also proposed the theory of "crossing over" on the grounds that the frequency of recombination of the X chromosome was correlated with the separation of genes on a chromosome and that the exchange of genetic material destroyed the connection between genes. According to Morgan, he thought that the genes on chromosomes were like pearls together—that is, they were actual physical things.
The likelihood of two genes inheriting together increased as two genes' distance from one another on a chromosome increased. On the other hand, genes that were further apart on the same chromosome were more likely to be split apart during recombination. A mutation Morgan found that the dye altered the hue of a fly's eyes. He noticed that the way the flies inherited the mutation was different.
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the following examples show how energy is transferred from one trophic level to the next
10% of 5000 kcals is 500 kcals
10%of 300 kcals is 30 kcals
10% of 20 kcals is 2 kcals
describe the pattern you see
Answer:
a the e answer s a
Explanation:
feliz navida owla quenmisto btc
