Question

reference of heredity and evolution
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Answer 1

In the simplest of words, heredity refers to the passing of traits or characteristics through genes from one generation (parent) to the other generation (offspring). Heredity is very evidently seen in sexual reproduction. ... Variation is important because it contributes to the evolution and forms the basis of heredity.

Answer 2

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Evolution is the process by which populations of organisms change over generations. Genetic variations underlie these changes. ... If a trait is advantageous and helps the individual survive and reproduce, the genetic variation is more likely to be passed to the next generation (a process known as natural selection).