Which two factors provide the genetic basis for variation within a species? A. competition and protein synthesis

B. constant gene frequency and reproductive isolation.

C. mutations and sexual reproduction.

D. asexual reproduction and geographic isolation.

Hi, there the answer is C.mutation and sexual reproduction

Explanation:

c

Explanation:

it is the most logic answer

when a reversible reaction is occurring in both directions at the same rate; the products and reactants do not change in concentration. a chemical reaction where the compound is broken into its constituent parts.

answer: b: experiments that showed that all cells are similar in how they metabolize and in their composition

explanation: