Differences were discovered between mammoth and African elephant in amino-acid positions that are otherwise invariant over several billion years of combined mammalian evolution.
中氨基酸的位置，否则不变的联合哺乳动物进化的数十亿年的庞大和非洲象之间的差异被发现。
If protein evolution is due in large part to slightly deleterious amino acid substitutions, then the rate of evolution should be greater in proteins that contribute less to individual fitness.
分子演化被认为在很大程度上是由稍微有害的氨基酸取代的传播驱动的。
If protein evolution is due in large part to slightly deleterious amino acid substitutions, then the rate of evolution should be greater in proteins that contribute less to individual fitness.
分子演化被认为在很大程度上是由稍微有害的氨基酸取代的传播驱动的。
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