問題詳情
22. Darwin's main conclusions about the origin of species were _____.
(A) all organisms are descended with modification from common ancestors
(B) the mechanism for evolution was natural selection
(C) inheritance is generally particulate
(D) A and B
(E) B and C
(A) all organisms are descended with modification from common ancestors
(B) the mechanism for evolution was natural selection
(C) inheritance is generally particulate
(D) A and B
(E) B and C
參考答案
答案：D
難度：適中0.5
統計：A(1),B(4),C(0),D(8),E(0)
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