阿摩線上測驗
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
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統計： A(2), B(14), C(0), D(55), E(9) #938262
統計： A(2), B(14), C(0), D(55), E(9) #938262
