Genetic drift I believe because it means <span>variation in the relative frequency of different genotypes in a
small population, owing to the chance disappearance of particular genes
as individuals die or do not reproduce.</span>
Variation. This is because when there is variation in the genes while they are genetically swapping, there will be more of a difference since the genes will be a mixture of both parents.
Answer:
False
Explanation:
I think it is, 78% Nitrogen, 21% Oxygen, and the 1% is argon, water vapor, and carbon dioxide.