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What is a mutation and explain when a mutation is beneficial?

A mutation is a permanent change in the DNA sequence of a gene. This can be beneficial if the change gives a new function to or improves the function of that gene. The above is a definition. But one must really define "beneficial". Some regard it as beneficial if it helps the specific individual who has it. Others would think it beneficial if it produced some survival advantage that insured more descendents for that individual. It is the difference between a mutation that allowed for greater athletic ability, but a decreased desire for offspring, versus a more moderate athletic enhancement, but a greater desire for offspring. The small percentage of ways to improve an organism, versus the near infinite ways of harming the organism, mean that most mutations are not going to be beneficial. At best, they will be "inconsequential" - such as a new shade of eye color, or a mole on a section of your skin. The populist notion of "powers" that can come from mutations is wildly inaccurate. Even assuming a minor power like the ability to see infra red radiation would take thousands upon thousands of mutations over vast amounts of time. A mutation for blindness is far more likely. It should also be noted that the traditional model of evolutionary theory no longer applies to man. We don't allow changes in our environment, and without such changes, there is no need for one trait more than another to predominate. After all, it is irrelevent that a mutation might allow for greater speed in running, when everyone drives a car.


Is a mutation dangerous?

Can be, but most mutations are neutral. If you had a gene that coded for a hydrophobic amino acid and it was point mutated to another gene that coded for another hydrophobic amino acid then there would be no change in the protein fold and no danger. Statistically this the the majority of mutation cases.


A mutation that can be inherited by offspring would result from?

A mutation that can be inherited by offspring would result from a change in the DNA sequence of a germ cell (sperm or egg) in the parent. This mutation would be present in the offspring's DNA and can be passed down to future generations.


Which do you suppose would be more harmful A mutation that changed the nucleotide sequence of an mRNA molecule or a mutation that changed the nucleotide sequence of a DNA molecule?

A mutation in a DNA nucleotide sequence would be more harmful than a mutation in a mRNA nucleotide sequence because it could cause the synthesis of multiple nonfunctional proteins in comparison to a mutation in a mRNA nucleotide sequence that would be less harmful because it would result in a few nonfunctional proteins.


How many nucleotides would cause a frame shift mutation?

Adding or subtracting just one nucleotide would cause a frame shift mutation.

Related Questions

Why would the dark-colored mutation be beneficial in a polluted area?

I don't know anything bro haha


What are mutation beneficial examples?

Bacteria and viruses gaining resistance to antibiotics and antivirals.


How would a mutation affect the next generation?

A mutation can be passed on to the next generation if it occurs in the germ cells (sperm and egg cells). The impact of the mutation on the next generation can vary depending on whether it is beneficial, harmful, or neutral. Over time, mutations can contribute to genetic diversity and evolution in a population.


Is polluted an adjective?

No, it is not an adjective. Pollutant is a noun. Polluted would be an adjective.


What is a mutation and explain when a mutation is beneficial?

A mutation is a permanent change in the DNA sequence of a gene. This can be beneficial if the change gives a new function to or improves the function of that gene. The above is a definition. But one must really define "beneficial". Some regard it as beneficial if it helps the specific individual who has it. Others would think it beneficial if it produced some survival advantage that insured more descendents for that individual. It is the difference between a mutation that allowed for greater athletic ability, but a decreased desire for offspring, versus a more moderate athletic enhancement, but a greater desire for offspring. The small percentage of ways to improve an organism, versus the near infinite ways of harming the organism, mean that most mutations are not going to be beneficial. At best, they will be "inconsequential" - such as a new shade of eye color, or a mole on a section of your skin. The populist notion of "powers" that can come from mutations is wildly inaccurate. Even assuming a minor power like the ability to see infra red radiation would take thousands upon thousands of mutations over vast amounts of time. A mutation for blindness is far more likely. It should also be noted that the traditional model of evolutionary theory no longer applies to man. We don't allow changes in our environment, and without such changes, there is no need for one trait more than another to predominate. After all, it is irrelevent that a mutation might allow for greater speed in running, when everyone drives a car.


What do you think will be the impact of this mutation?

It's difficult to predict the exact impact of a mutation without more specific information about it. Generally, mutations can lead to changes in an organism's traits, which can be beneficial, harmful, or have no noticeable effect. Further studies would be needed to assess the specific consequences of the mutation in question.


Why are eukaryotes not immune from genetic mutations during cell reproduction?

This is a good question with a rather complicated answer. The reason for mutation is that everything is down to probabilities. Every time a base is being added there is a chance that the wrong base could be added. This process produces changes in the genetic code. However this doesn't always lead to a propper mutation. The cell has many different ways of detecting mismatches or bulky adducts etc. and many ways of fixing these changes. Even when a mutation manages to avoid these systems there is a good chance that the mutation will be a synonomous mutation ie. there is no change in the amino acid in the protein or binding of a miRNA. However the sheer number of the mutations means that damaging mutations still get past. You might think that since mutations are so bad in humans that mutation is bad in general, and most of the time you'd be right. However think of a primitive proto-cell. These would not have worked efficiently in any way, so damaging mutations would likely have been less detrimental to survival. More than that the sheer number of them would mean that even in a new cell had a lethal mutation enough of them would survive. However their mutation rate would prove an advantage in that many of the mutations would be beneficial to the species. Mutations are actually beneficial in many ways. The HLA loci in humans actually mutates ar a very high rate and that is beneficial. So as to why we are not immune to mutation; mutation is essential for the survival of a species. Without mutation there would be no natural selection and once a species came up against an environment inimical to it, it would die. With mutation some of the organisms will usually have mutations making them better adapted to the environment, and they will survive. Most of their descendents will have the trait and those that don't will usually not survive and the trait will eventually become fixed in the population.


Is a mutation dangerous?

Can be, but most mutations are neutral. If you had a gene that coded for a hydrophobic amino acid and it was point mutated to another gene that coded for another hydrophobic amino acid then there would be no change in the protein fold and no danger. Statistically this the the majority of mutation cases.


How do you turn polluted water into a polluted gas?

To turn polluted water into polluted gas, one method is by heating the polluted water to its boiling point to convert it into vapor. The vapor can then be collected and cooled to condense it back into a liquid, which would contain pollutants in gas form. This process allows for the separation of pollutants from water.


A new mutation in mice causes the coat to be twice as thick as normal In what enviorments would this mutation be helpful?

That kind of mutation would probably be helpful in environments where it is colder. Other possible environments where it might benefit would be those with lots of harsh winds carrying abrasive particles such as sand or where a thicker coat would mimic the appearance of another larger animal that predators didn't wish to tangle with.


How does a mutation in a cell affect an organism?

A mutation in a sex cell means that the mutation can be passed on to the individuals offspring. If the mutation just occurred in a somatic cell, it would not be passed down.


What would happen if habitats were polluted?

it would push animals out into the road