Question

only variations that confer an advantage to an individual organism will survive in a population.do you agree with this statement?why or why not?

Answer 1

There are three sources of genetic variation: mutation, gene flow, and sexual reproduction. A mutation is simply a change in the DNA. Mutations themselves are not very common and are usually harmful to a population. Because of this, mutations are usually selected against through evolutionary processes.

Answer 2

                  No this is not necessarily true, there are numerous variations that have no function but yet persist in a For example, male nipples, free earlobes etc