47. Sexual reproduction________.
(A) allows animals to conserve resources and reproduce only during optimal conditions
(B) can produce diverse phenotypes that may enhance survival of a population in a changing environment
(C) enables males and females to remain isolated from each other while rapidly colonizing habitats
(D) guarantees that both parents will provide care for each offspring
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統計: A(0), B(1), C(1), D(1), E(0) #3056710
統計: A(0), B(1), C(1), D(1), E(0) #3056710