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(A) The genes of a species of whales were mutating.
(B) In addition, certain species of whales have accelerated their growth.
(C) Obvious examples are the changes in the fish population around Borneo in the Pacific.
(D) Some animals have changed their genes so radically that they have to be classified as a new species.

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統計: A(3), B(15), C(24), D(6), E(0) #1224307

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#3799020
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