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- The release time of apyrene sperm was early than that of eupyrene sperm. 无核精子的释放时间早于真核精子束。
- The lacinate appendages of eupyrene sperm disappeared, and the sperm was surrounded by an envelope from top to tail. 真核精子片层外长物全部消失，从头到尾被一层外套包围。
- eupyrene sperm 正常精子,有核精子
- The male sperm fertilizes the female egg. 雄性的精子使雌性的卵子受精。
- After the eupyrene and apyrene sperm were released from testis, their ultrastructure changed distinctly in the sperm-modified vesicle. 棉铃虫真核和无核精子束从精巢中排出后，其细微结构在修精囊中发生了显著的变化。
- This is the largest sperm whale in the world. 这是世界上最大的一头巨头鲸。
- Only one sperm fertilizes an egg. 只有一个精子使卵子受精。
- Sperm race towards the unfertilized egg. 精虫朝未受精的卵子冲去。
- Fish sperm, including the seminal fluid. 精液，鱼白鱼的鱼白，包括精液
- Sperm (spermatozoon:)Male reproductive cell. 精子:雄性生殖细胞。
- The motivation of sperm donors varies. 捐精者的动机各不相同。
- Fish sperm,including the seminal fluid. 精液，鱼白鱼的鱼白，包括精液
- Only one sperm fertilises an egg. 只有一个精子使卵子受精。
- The competition of life begins with the sperm! 生命的竞争从精子时就开始了！
- Brainy men, it seems, do have better sperm. 这似乎表明;聪明的男子;其精子也一定优秀.
- Sperm is a bandit in its pure state. 精子在它的原初状态中是个强盗。
- Many female insects store the sperm in spermatheca. 许多类群的雌性具有受精囊(例如蜜蜂).
- The male sperm fertilizes the-emale egg. 雄性的精子使雌性的卵子受精.
- There was no plastid in generative cell and sperm. 生殖细胞与精子里缺乏质体。
- The mate deposits sperm in the queen's sperm sac. 带翅的雄性蚁把精子存到蚁后的卵囊中。
