But many primates, including humans, hae a third photopigment, encoded by a second gene on the X chromosome.
但是多数灵长类包括人类有着三种感光素,通过在X中的第二种基因编码。
But many primates, including humans, hae a third photopigment, encoded by a second gene on the X chromosome.
但是多数灵长类包括人类有着三种感光素,通过在X中的第二种基因编码。
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