問題詳情

14. Which statement about variation is true?
(A) All new alleles are the result of nucleotide variability.
(B) All phenotypic variation is the result of genotypic variation.
(C) All genetic variation produces phenotypic variation.
(D) All nucleotide variability results in neutral variation.
(E) All geographic variation results from the existence of clines.

參考答案

答案：A
難度：適中0.4
統計：A(2),B(2),C(0),D(0),E(0)

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