79. Why do populations that fragment in response to climate changes face a higher risk of
extinction?
(A) Population fragmentation leads to loss of genetic diversity；
(B) Populations
which have moved are subject to new predators；
(C) Moving populations cannot breed as
effectively；
(D) The number of young decreases for several generations in new habitat.
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1. 題目解析 題目詢問為什麼因氣候變化...
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