阿摩線上測驗
【已刪除】2. Which of the following is NOT a mechanism of genetic variation in populations?
(A) Mutation
(B) Natural selection
(C) Gene flow
(D) Genetic drift
(E)一律給分
(A) Mutation
(B) Natural selection
(C) Gene flow
(D) Genetic drift
(E)一律給分
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統計： A(6), B(6), C(4), D(2), E(14) #3162424
統計： A(6), B(6), C(4), D(2), E(14) #3162424
