A fatty (myelin) sheath protects the axon. The fatty sheath accelerates nerve impulses along the neuron.
Myelination is the process by which myelin forms around axon fibers. It lasts from infancy to adolescence. Certain diseases, such as multiple sclerosis and poliomyelitis, destroy the myelin sheath. Motor neurons are damaged as a result, and muscles no longer receive signals from the brain or spinal cord. As a result, the limbs lose strength and coordination.
Glial cells create the myelin sheath. Nerve impulses are not transmitted by glial cells. They instead maintain homeostasis, form myelin, and support and protect neurons. Phagocytosis is also used by glial cells to remove debris. There are billions of neurons in the brain.
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Which category of bone is among the most numerous in the skeleton? a. long bone b. sesamoid bone c. short bone d. flat bone.
The most numerous type of bone in the skeleton is the short bone.
Short bones are small, cube-like bones that are found in the wrist and ankle joints.They provide stability and flexibility to the joint and are important for everyday activities.Short bones are most numerous in the skeleton, making up over a quarter of all bones in the human body. Short bones are small and cube-like, and they provide stability and support to the skeleton. They are found mainly in the wrists, ankles, and feet, but also in the vertebral column and in the hands and feet. Short bones provide protection and cushioning to the other bones in the body, helping to absorb shocks and reduce wear and tear. They also help to maintain posture and movement.
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in a cell, is the genetic information of the cell, and rna plays a role in the production of .
The genetic information in a cell is stored in the DNA, RNA plays a crucial role in the process of protein synthesis by transcribing the genetic information from the DNA and transporting it to the ribosomes for translation into proteins.
In a cell, the genetic information is stored in the DNA, which is located in the nucleus of eukaryotic cells or in the nucleoid region of prokaryotic cells. The DNA contains the instructions for the synthesis of all the proteins and other molecules that the cell needs to function and grow.
RNA (ribonucleic acid) plays a crucial role in the production of proteins. The process of protein synthesis involves two main steps: transcription and translation. During transcription, RNA is synthesized from the DNA template in the nucleus, and then the RNA is transported to the cytoplasm, where it is used as a template for protein synthesis during translation.
In transcription, an RNA molecule is synthesized that is complementary to a segment of DNA. This RNA molecule is called messenger RNA (mRNA) and carries the genetic information from the DNA to the ribosomes in the cytoplasm. The ribosomes use the information in the mRNA to synthesize proteins by linking amino acids together in the correct order. This process is called translation.
Other types of RNA also play important roles in protein synthesis. For example, transfer RNA (tRNA) brings amino acids to the ribosome during translation, and ribosomal RNA (rRNA) is a structural component of the ribosome itself.
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PLS HELP QUICK I NEED ANSWER
The story of the finches and the tale of the African elephant both demonstrate how species can evolve and adapt to changes in their environment.
The finches on the Galapagos Islands are a classic example of natural selection and adaptation. Observed by Charles Darwin during his travels, the finches on the islands displayed a range of beak sizes and shapes, each adapted to a specific food source. Over time, genetic mutations occurred that allowed some finches to develop longer or shorter beaks, better suited for cracking open hard seeds or reaching nectar from flowers. This adaptation helped the finches to access a wider range of food sources and to survive in changing environmental conditions. The change in the ecosystem that drove the evolving of the species was primarily driven by changes in food availability, as the plants on the islands varied in the types and hardness of their seeds.
In the case of the African elephant, the species has also evolved in response to changes in the environment. Over millions of years, elephants have developed larger ears, tusks, and trunks, which are adaptations that have helped the species to cope with changing temperatures and to find food and water. For example, larger ears help to dissipate heat and cool the body, while tusks and trunks are useful for breaking through tough vegetation and reaching food sources that would otherwise be inaccessible. The change in the ecosystem that drove the evolving of the species was driven by a variety of factors, including changes in climate and food availability, as well as the competition for resources from other species.
In both cases, the stories of the finches and the African elephant demonstrate how species can evolve and adapt to changing environmental conditions, allowing them to survive and thrive in their habitats.
A nerve fiber is a ______ elongated process, usually an axon or a peripheral process. A) single. B) double. C) triple. D) quadruple.
A nerve fiber is a single elongated process, usually an axon or a peripheral process. Numerous hereditary and acquired neurological conditions that affect both peripheral and central neurons can cause axon malfunction.
Action potentials, or electrical impulses, are often carried away from the nerve cell body by an axon, a long, slender projection on a vertebrate nerve cell or neuron. (View other spellings.) Information is sent by axons to various neurons, muscles, and glands. In some sensory neurons (pseudounipolar neurons), such as those for touch and temperature, the electrical impulse travels down these afferent nerve fibres from the cell body to the periphery as well as along another branch of the same axon from the cell body to the spinal cord.
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what molecular processes are found only in retroviruses?
Only simple retroviruses, not complex retroviruses, have been found to transmit cellular genes.
It is unclear why these two viruses differ, but it may have something to do with how retroviruses acquire cellular sequences or how the viral genome is organised, which must be tolerant of foreign insertion.
Retroviruses carry changed cellular genes that give the virus a high level of tumorigenicity. The growth-regulatory genes in these viral or v-onc genes are typically altered. Protooncogenes or c-onc genes are the names given to their cellular progenitors (Bishop 1983, Varmus 1984, Cooper 1990).
Gain of function of a positive growth signal is caused by over expression or incorrect expression, which is frequently paired with mutation of an oncogene that has integrated into a viral genome.
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3. According to the Law of Superposition, in undisturbed, horizontal, sedimentary rock layers, the oldest layer is at the bottom. Each higher layer is younger than the rocks below it. Why is it important that the rock layers be undisturbed? SC.7.E.6.3
A. If the rock layers are disturbed, the absolute age of the rocks will change
B. If the rock layers are disturbed, certain layers may be missing or relocated
C. If the rock layers are disturbed, the Law of Superposition is proven wrong
Please explain why you chose this
Answer: law of superposition, a major principle of stratigraphy stating that within a sequence of layers of sedimentary rock, the oldest layer is at the base and that the layers are progressively younger with ascending order in the sequence. On occasion, however, deformation may have caused the rocks of the crust to tilt, perhaps to the point of overturning them. Moreover, if erosion has blurred the record by removing substantial portions of the deformed sedimentary rock, it may not be at all clear which edge of a given layer is the original top and which is the original bottom.
law of superposition, a major principle of stratigraphy stating that within a sequence of layers of sedimentary rock, the oldest layer is at the base and that the layers are progressively younger with ascending order in the sequence.
Please help
1.Substitute synonyms for these words
Allegiance, Republic, Indivisible, liberty justice
2. Rewrite the pledge of allegiance using the synonyms
How did both Tycho Brahe and Johannes Kepler contribute to our understanding to Earth's motion
Answer:
These two colorful characters made crucial contributions to our understanding of the universe: Tycho's observations were accurate enough for Kepler to discover that the planets moved in elliptic orbits, and his other laws, which gave Newton the clues he needed to establish universal inverse-square gravitation.
which of the following is true of neurons? group of answer choices they usually have several axons. each has only one axon. they all have the same number of dendrites. they are all remarkably similar in size.
Each neuron typically has only one axon, which can branch out into multiple axon terminals to communicate with other neurons or muscle cells.
So the correct option is: "Each has only one axon."
While neurons come in a wide range of sizes and shapes, they all share certain fundamental features, such as a cell body (soma) containing the nucleus, dendrites that receive input from other neurons, and an axon that transmits output to other neurons or muscle cells. However, the number and shape of dendrites, as well as the length and branching of the axon, can vary widely depending on the specific function and location of the neuron within the nervous system.Neurons are specialized cells that are responsible for transmitting information throughout the nervous system. They use electrical and chemical signals to communicate with one another and with other cells in the body.
The cell body, or soma, of a neuron contains the nucleus and other cellular machinery necessary for protein synthesis and energy production. Dendrites, which are typically highly branched, receive input from other neurons and can be thought of as the "input" side of the neuron. The axon, which is typically a long, thin projection that extends from the cell body, transmits output to other neurons or muscle cells and can be thought of as the "output" side of the neuron.
Axons can range in length from a few millimeters to over a meter, depending on the location of the neuron within the nervous system. Some neurons have only a single axon, while others can have multiple axons that branch out to communicate with different cells. However, each individual axon is typically responsible for transmitting signals to a single target, whether it be another neuron or a muscle cell.
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A trait whose development requires the action of thousands of genes but whose variation is due to variation atonly two loci is?
a.Extranuclear
b.Digenic
c.Polygenic
d.Meristic
A trait that is influenced on two or more genes, such as height and skin tone, is referred to as a polygenic trait .
Polygenic traits are due to the actions of more than one gene and often, their interaction with the environment. These usually result in a measurable range in phenotype, such as height, eye color or skin color. These are known as multifactoral or quantitative characteristics. Polygenic inheritance results in an additive effect of the genes on a single phenotype. Genetic variety comes from three different sources: sexual reproduction, gene flow, and mutation. Simply put, a mutation is a DNA change. Although not particularly common, mutations frequently cause harm to a population. As a result, mutations are typically rejected by evolutionary processes. Euploidy (variable numbers of complete chromosomal sets) and aneuploidy are chromosome number variations (partial chromosome sets). Diploid, haploid, auto- or allopolyploid, and polytene are some of the different types of euploids, which have different numbers on complete chromosome sets. Partial chromosomal sets are present in aneuploids .
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mention two organelles operate partially autonomously in the cell and share many similarities with bacteria?
Chloroplasts and mitochondria function somewhat independently within cells and resemble bacteria in many ways.
Are bacteria dangerous?The majority of the bacteria are not harmful, however some can be harmful. Pathogens include the germs in question. Micro - organisms that can produce disease are called pathogens. They can multiply swiftly within your body and release toxins that can spread infection.
What roles do bacteria play?To name a few functions, the microorganisms in our systems help break down the food we eat, assist us access nutrients, and neutralise toxins[7]; [8]. They also contribute significantly to the fight against diseases by shielding colonised surfaces from invasive bacteria. [8]; [9].
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Which structures of a euglena work together to keep it alive?
O A. Organ systems
O B. Tissues
O C. Specialized cells
O D. Organelles
Answer
D. Organelles
Hope it helps
Staphylococcus aureus is a bacterium that can cause infections in broken skin. A single S. aureus cell gets into a wound on someone's foot. An S. aureus cell divides by binary fission approximately every 30 minutes. S. aureus has 2.8 x 106 base pairs in its genome. Mutations occur at a rate of 1 per 1010 base pairs per generation. Therefore, approximately 0.0028 mutations will occur per cell in the population. At the end of 12 hours, how many mutations will be present in the population of S. aureus in the wound on the foot?__________________
At the end of 12 hours, .0336 mutations will be present in the population of S. aureus in the wound on the foot.
Generation produced in 12 hours
12*60/30 = 24 generations.
Mutation in 1 generation is - .0028
Mutation after 12 hours - 12* .0028 = .0336
In most cases, an infection can be prevented by the skin and mucous membranes. S. aureus, however, could infect underlying tissues or the bloodstream if these defences are broken (for example, skin damage from trauma or mucosal damage from a viral infection). It is generally accepted that Staphylococcus aureus divides over three successive division cycles in three alternating orthogonal planes. The molecular mechanism ensuring this geometry of division has remained elusive despite the fact that this mode of division was proposed more than 40 years ago. 14
The bacterium Staphylococcus aureus (S. aureus) reproduces by binary fission, a process in which the daughter cells do not completely separate from the parents and cells group together. S. aureus is a frequent component of the skin microflora on humans, particularly in the nose.
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The above question is incomplete. Check complete question below
Staphylococcus aureus is a bacterium that can cause infections in broken skin. A single S. aureus cell gets into a wound on someone's foot. An S. aureus cell divides by binary fission approximately every 30 minutes. S. aureus has 2.8 x 106 base pairs in its genome. Mutations occur at a rate of 1 per 1010 base pairs per generation. Therefore, approximately 0.0028 mutations will occur per cell in the population. At the end of 12 hours, how many mutations will be present in the population of S. aureus in the wound on the foot?
A .0336
B .0219
C .7891
D .0267
Keeping in mind the events of each part of the cell cycle, mark with a double arrow on Model 1
where those cells might (either temporarily or permanently) exit the cell cycle to G. Label this as
G. Why did you choose this location for Go? Hint: Think of a place in the cell cycle where the
cell is functioning normally, but not preparing to divide.
The G0 phase, also known as quiescence or senescence, is a state that cells can enter temporarily or permanently after exiting the cell cycle. A cell is metabolically active while in the non-diving state of the cell cycle known as G0.
Explain the cell cycle.Chromosomes and other cell components duplicate to create two copies of themselves over the course of the cell cycle, which consists of a number of phases. Following this, the cell divides into two daughter cells, distributing one copy of the duplicated material to each.
Why is the cell cycle called that?The cell cycle is comparable to the life cycle of a cell. In other words, it is a sequence of events in a cell's growth and development that occur between its "birth"—formation through the division of a mother—and maturity.
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in a cross between aabbccdd and aabbccdd, what proportion of the offspring would be expected to be a b c d ? (a means aa or aa.)
The proportion of offspring with a genotype ABCD is 3/8.
The type of cross given involves the inheritance of four genes simultaneously. In such cross, we can find the proportions by multiplying each gene seperately. Thus, performing the crosses we would get:
AA × Aa: AA, AA, Aa, Aa
Bb × Bb: BB, bb, Bb, bb
Cc × cc: Cc, cc, Cc, cc
DD × dd: Dd, Dd, Dd, Dd.
Now, we are asked the probability of Aa or Aa. Now, finding the probabilities seperately:
Aa: 2/4, Bb: 1/4, Cc: 2/4, and Dd: 4/4
According to the laws of inheritance given by Mendel, we know that the genes segregate independently without the influence of others. Thus, from the above crosses, we can say that in a cross between AABbCcDD and AaBbccdd, the proportion of the offspring expected to be AaBbCcDd is 3/8.
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Complete question is:
In a cross between AABbCcDD and AaBbccdd, what proportion of the offspring would be
expected to be A_B_C_D_? (A_ means AA or Aa.)
a.) 3/16
b.) 3/256
c.) 3/32
d.) 3/4
e.) 3/8
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 correct statement is it releases neurotransmitters when a hair cell stereocilia bends away from the kinocilium, and voltage-gated calcium channels open when the membrane potential of the hair cell increases.
This influx of calcium ions can trigger the release of neurotransmitters from the base of the hair cell, which can then stimulate nearby auditory nerve fibers to send signals to the brain.
Therefore, the correct statement is "it releases neurotransmitters."
The release of neurotransmitters by hair cells is a critical step in the process of converting sound waves into electrical signals that the brain can interpret as sound.
Hair cells do not generate action potentials themselves, but they can cause nearby neurons to generate action potentials through the release of neurotransmitters.
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as a venous pathway moves closer to the heart, the veins___
Veins get larger as it gets closer to the heart just as arteries grow smaller with the distance from heart in circulatory system.
What is circulatory system?A group of organs known as the blood circulatory system, which includes the heart, blood vessels, and blood itself, circulates blood throughout the entire body of a human or other animal. It contains the cardiovascular system, sometimes referred to as the vascular system, which is centred on the heart and blood vessels (from Greek kardia meaning heart, and from Latin vascula meaning vessels). The circulatory system is divided into two sections: a systemic circulation or circuit and a pulmonary circulation or circuit. The cardiovascular system or vascular system are other names for the circulatory system. Huge elastic arteries, sizable veins, and numerous smaller arteries, arterioles, capillaries, and veins that connect with venules make up the network of blood vessels in the heart.
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You are presented with several single-celled organisms, including one thought to belong to the kingdom Fungi. What unique feature helps you identify the fungus?
Unique feature that can help identify a fungus is the presence of chitin in its cell walls.
Chitin is a complex carbohydrate that is also found in the exoskeletons of arthropods, such as insects and crustaceans. Unlike other single-celled organisms, fungi have cell walls that are made up of chitin, glucans, and other complex polysaccharides. This feature provides the cells of fungi with structural support and protection. Therefore, the presence of chitin in the cell wall of a single-celled organism would suggest that it is likely a member of the kingdom Fungi. Other features that can help identify fungi include their mode of nutrition (heterotrophic, typically by absorption) and reproductive structures (such as spores and fruiting bodies).
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what abnormal growths make tissue can be cancerous or benign?
An abnormal mass of tissue that forms when cells grow and divide more than they should or do not die when they should can make tissue cancerous and benign.
A cyst can form in any part of the body, including bones, organs and soft tissues. Most cysts are noncancerous (benign), but sometimes cancer can cause a cyst. Whereas a tumor is any abnormal mass of tissue or swelling.
Tumors can form throughout the body. They can affect bone, skin, tissues, glands and organs. Neoplasm is another word for tumor.
Your body is constantly making new cells to replace old or damaged ones that die off. Sometimes, the cells don’t die off as expected. Or, new cells grow and multiply faster than they should. The cells start to pile up, forming a tumor.
Tumors affect people of all ages, including children. Factors that increase the chances of developing a tumor include:
Gene mutations (changes), such as mutated BRCA (breast cancer) genes.Inherited conditions, such as Lynch syndrome and neurofibromatosis (NFS).Family history of certain types of cancer like breast cancer or prostate cancer.Smoking, including exposure to secondhand smoke.Exposure to toxins like benzene or asbestos.Previous radiation exposure.Viruses like HPV.Having obesity.To know more about cancer, click here:
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Which equation best represents photosynthesis in plants?
d. The molecular formula for photosynthesis is C6H12O6 + 6O2: 6CO2 + 6H2O.
Phototrophs transform chemical energy into light through a process called photosynthesis, which is then used to power cellular processes. Inside the form of sugars, that are made from carbon dioxide and water, the oxidative phosphorylation is kept in reserve. Commonly used notation for photosynthesis is: 6CO2 + 6H2O C6H12O6 + 6O2. This indicates that the reagents, six carbon dioxide molecules & six molecules of water, are transformed into a sugar molecule or six oxygen molecules, the products, by light energy being absorbed via chlorophyll (implied by the arrow). Carbon dioxide + water —> glucose + oxygen —> cellular respiration is a straightforward word equation that may be used to explain the process of photosynthesis: C6H12O6 + 6O2 6CO2 + 6H2O. 6 CO2 + 6 H2O = C6H12O6 + 6 O in photosynthesis.
(Which of the following equations represents photosynthesis?
a. 6H2O + 6O2 → C6H12O6 + 6CO2
b. C6H12O6 + 6O2 → 6CO2 + 6H2O
c. 6CO2 + 6H2O → C6H12O6 + 6O2
d. 6CO2 + 6O2 → C6H12O6 + 6H2O
e. C6H12O6 + 6CO2 → 6O2 + 6H2O)
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the inferior, conical end is called the __________. it projects slightly anteroinferiorly toward the left side of the body.
Apex. The fifth intercostal space is the location of the apex, which is the heart's most inferior, anterior, and lateral component while it is in situ. The left ventricle shapes it.
Both atria, but primarily the left, make up the base of the heart, or the posterior region. Due to the twisting of the heart during development, which causes the left atrium and ventricle to lay posteriorly, the right atrium and ventricle make up the majority of the anterior portion of the heart.
Just inside the second costal space on the left side is the superior section of the heart, which is mostly made up of the left atrium.
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calculate the purification of the target protein when there is a 30% decrease in activity and a 55% decrease in total protein after centrifugation.
The purification of the target protein when there is a 30% decrease in activity and a 55% decrease in total protein after centrifugation is 1.6-fold.
Total activity is the total number of enzyme activity units (U) recovered at each step (and present in samples from that step). Proteins are lost at various steps and are also denatured during manipulation, so they are usually depleted during purification. The goal of any protein purification process is to obtain a highly pure, stable and active protein for subsequent experiments. The exact nature of the downstream application will dictate the level of purity that must be achieved, compatible buffer/storage conditions, and required quality control testing.
To extract protein from cells containing protein, the cells must be separated using centrifugation. Centrifugation with varied densities of medium, in particular, can aid in the separation of proteins produced in specific cells. Generally, the first step after forming a crude extract is simple filtration or centrifugation to remove bulky material. Centrifugation is the process of using a centrifuge to sediment a mixture using centrifugal force.
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one difference between parasitism and predation is that parasites ______
One difference between parasitism and predation is that parasites typically do not kill their host, while predators usually kill their prey.
Parasitism is a type of symbiotic relationship between two organisms, where one organism (the parasite) benefits at the expense of the other organism (the host). Parasites typically live in or on the host and feed on the host's tissues or fluids, but they often do not kill the host because doing so would be detrimental to their own survival.
In contrast, predation is a relationship where one organism (the predator) hunts, kills and consumes another organism (the prey) for food. Predators are typically larger and stronger than their prey and rely on their hunting skills to capture and kill their prey in order to survive.
Therefore, one of the main differences between parasitism and predation is that parasites typically have a more long-term relationship with their host, while predators have a more short-term relationship with their prey, and parasites generally do not kill their host, while predators kill their prey.
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Mass spectrometry:
X-ray diffraction:
Both techniques:
protein may be denatured
small amounts of protein are sufficient
can detect a covalent modification to a protein
requires a large amount of protein
analysis requires information about the protein-coding gene or genes protein sample must be pure
protein must be conformationally stable
Protein denatures in both techniques, and analysis calls for knowledge of the genes encoding proteins. More samples are required for mass spectrometry than for X-ray diffraction.
Which is the primary purpose of a gene?Hereditary material is passed down through generations via genes. They regulate the body's morphology and biochemistry. Variations result from the shuffle of genes during human reproduction.
Where are genes found?The roughly 37 trillion cells that make up our body have genes in every single one amongst them. To further understand what a gene is, let's take a closer look at one of the cells. Every cell in an organisms has a basement, and each nucleus houses chromatin, which are DNA-based polymers that house genes.
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URGENT What happens in osmoregulation when there’s too much water and not enough sodium in your body?
Answer:
If there is too much water and not enough sodium in the body, it leads to a condition known as hyponatremia. This occurs when the concentration of sodium in the blood is too low. The body needs to maintain a balance between water and sodium, as an imbalance in this concentration can cause cells to swell or shrink, leading to potentially serious consequences.
In response to hyponatremia, the body will try to maintain a proper balance by increasing the concentration of sodium in the blood. This is achieved through the release of hormones such as antidiuretic hormone (ADH) and aldosterone, which regulate the amount of water and sodium in the body. ADH increases water reabsorption in the kidneys, while aldosterone stimulates the reabsorption of sodium ions.
Explanation:
If left untreated, hyponatremia can lead to serious health problems such as seizures, coma, and even death. It is important to maintain proper hydration and electrolyte balance by consuming enough fluids and electrolytes, such as sodium and potassium, in the diet.
tell me if you kinda confuse
ALLEN
Answer:
hyponatremia
Explanation:
which of the following situations is a potential consequence of a phospho-mimetic mutation (mimic phosphorylation) in lamin a? a: nuclear envelope does not assemble properly b: protein import into the nucleus is blocked c: protein export is blocked d: cell division is blocked e: transcription is blocked
Option E: transcription is blocked.
Lamin A is a protein component of the nuclear lamina, which is involved in maintaining the structural integrity of the nucleus and regulating gene expression. Phosphorylation of lamin A is a key regulatory mechanism that can influence its function in the nucleus. A phospho-mimetic mutation in lamin A can prevent proper transcription of genes by inhibiting the activity of certain transcription factors, which can lead to various cellular dysfunctions. None of the other options listed are direct consequences of a phospho-mimetic mutation in lamin A. Pre-lamin A/C or lamin A/C is a protein that in humans is encoded by the LMNA gene. Lamin A/C belongs to the lamin family of proteins.
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explain how the genetic information that is stored in DNA becomes a protein that can be used by the cell?
Answer:
First, enzymes read the information in a DNA molecule and transcribe it into an intermediary molecule called messenger ribonucleic acid, or mRNA. Next, the information contained in the mRNA molecule is translated into the "language" of amino acids, which are the building blocks of proteins.
In transcription, the information in the DNA of every cell is converted into small, portable RNA messages. During translation, these messages travel from where the DNA is in the cell nucleus to the ribosomes where they are 'read' to make specific proteins.
Have a wonderful day! :-)
Answer:
Explanation:
The process of converting genetic information stored in DNA into functional proteins that can be used by cells is known as gene expression. This process is composed of several steps:
Transcription: The first step in gene expression is the transfer of genetic information from DNA to RNA. This is accomplished through the process of transcription, where an enzyme called RNA polymerase reads the DNA code and synthesizes a complementary RNA molecule. This RNA molecule is called messenger RNA (mRNA).
Splicing: Before the mRNA molecule is transported out of the nucleus, it may undergo a process called splicing. This process involves the removal of non-coding sequences of the mRNA molecule, leaving only the coding sequence, called exons.
Translation: After the mRNA molecule has been processed and is in the cytoplasm, it is translated into a protein by ribosomes. The ribosome reads the sequence of codons (groups of three nucleotides) in the mRNA molecule and uses this information to assemble a chain of amino acids. The amino acids are linked together through peptide bonds to form a functional protein.
Post-translational modification: Once the protein is produced, it may undergo further modification, such as folding into its final 3D shape or modification by the addition of chemical groups. These modifications are important for the proper functioning of the protein.
In summary, gene expression is the process by which the genetic information stored in DNA is transcribed into mRNA, processed, and then translated into functional proteins in the cytoplasm. These proteins carry out the functions that are essential for the survival and functioning of cells.
I NEED THIS RIGHT NOW PLEASE
Lactic acid production increased in virus affected cells. ATP production decreased in virus affected cells.
Why are viruses so exhausting?
The immune system releases cytokines during viral infection, which induce inflammation and many of the typical signs of viral infection (eg, tiredness, aches and pains, malaise)
Although you may be progressively feeling better, it can take up to a year or longer for people to recover totally from post-viral fatigue. Another virus that triggers glycolysis is the non-enveloped double stranded DNA virus adenovirus. Non-tumorigenic breast epithelial cells infected with adenovirus 5 produced more lactic acid and consumed more glucose, while using less oxygen.
Percentage increase in lactic acid production will be (0.7-0.4)/0.7 i.e. 0.42 percentage increase.
ATP production decreased by (0.7-0.5)/0.7 i.e. 0.285 percentage.
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what carries the genetic code used to make proteins?
The messenger RNA or mRNA carries the genetic code used to make proteins.
In general , the messenger RNA (mRNA), are the molecule present in the cells that carries information or codes from the DNA inside the nucleus to help in protein synthesis in the cytoplasm .Hence , mRNA carries the information or codes from DNA out of the nucleus into the cytoplasm.
Also an enzyme known as RNA polymerase are uses for DNA as a template to generate a pre-mRNA transcript. These pre-mRNA gets developed to form a mature mRNA molecule which can translate into the protein molecule that are encoded by the parent gene.
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when it is said that the cell membrane has a difference in electrical charge between its inside and the outside, this means the membrane is .
When it is said that the cell membrane has a difference in electrical charge between its inside and the outside, this means the membrane is Polarized.
The cell membrane is said to be polarized because there is a potential difference across the cell membrane. When the membrane potential becomes more positive than the resting potential, the membrane is said to be depolarized. When the membrane potential becomes more positive than the resting potential, the cell membrane is said to be depolarized.
When the membrane potential becomes more negative than the resting potential, the membrane is said to be hyperpolarized.
The resting membrane potential is determined by the uneven distribution of ions (charged particles) between the inside and outside of the cell and the differential permeability of the membrane to different types of ions.
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