1. The head is composed of acrosome and nucleus.
头部由顶体与细胞核构成。

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2. Under the acrosome, the nucleus is egg shaped with high density.
顶体下方为细胞核,细胞核近似卵圆形。

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3. The outer and inner membranes of acrosome are different from the plasma membrane.
顶体的内、外膜结构不同于质膜。

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4. The change of acrosomal morphology may be classified into 10 categories: (1) plasma membrane and acrosome intact.
按顶体的形态可以划分为十种类型:(1)原生质膜及顶体完好。

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5. The change of acrosomal morphology may be classified into 10 categories: (1) plasma membrane and acrosome intact.
按顶体的形态可以划分为十种类型:(1)原生质膜及顶体完好。

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