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acrosome
基礎(chǔ)科學(xué)

        A membrane-bound sac in theanterior head region of a spermatozoon.In amammalian sperm it usually forms a cap overthe nucleus. It contains enzymes that are re-leased on contact with the egg at fertilization,as part of the ACROSOME REACTION.Theenzymes break......(本文共 393 字)     [閱讀本文] >>

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