List-I | List-II |
(A) Mutation | (1) Changes in population's allele frequencies due to chance alone. |
(B) Gene flow | (2) Differences in survival and reproduction among variant individuals. |
(C) Natural selection | (3) Immigration, emigration change allele frequencies. |
(D) Genetic drift | (4) Source of new alleles. |
A) A-1, B-2, C-3, D-4
B) A-4, B-2, C-3, D-1
C) A-3, B-1, C-4, D-2
D) A-4, B-3, C-2, D-1
Correct Answer: D
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