eupyrene spermatozoon

英 美
  • 正常精子,有核精子
    1. 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。