acrosome

所屬欄目:英漢雙解生物學

A membrane-bound structure inthe anterior head region of a spermatozoon,usually forming a cap over the nucleus. Itcontains enzymes that are released on contactwith the egg at fertilization and break downthe egg coats,enabling the spermatozoon nu-cleus to ......(本文共 296 字 )     [閱讀本文] >>


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