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14. This mechanism of evolution occurs when populations migrate
Gene flow
C. Genetic drift
B. Speciation
D. Natural Selection
15. Darwin's primary contribution to biological theory was the idea that:
A genes are the units of inheritance,
B. new alleles arise through mutation,
C. evolution is the change in gene frequencies over time,
D. an important mechanism of biological evolution is natural selection,


Sagot :

Answer:

14. Gene Flow

diko alam anong 15 hehe

Answer:

C.Genetic drift

B.new alleles arise through mutation

Explanation:

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