The processes by which gametes are formed, including the reduction of chromosomes in a germ cell from the diploid number to the haploid number by meiosis.

 
  • 结合的过程配子形成过程,包括生殖细胞因成熟分裂造成其内铬酸由二倍体数减少到单倍体数的过程
今日热词
目录 附录 查词历史