DNA synthesis blocking (DNA 合成阻斷法)

recombination nodules (重組節(jié))

cytokinesis (胞質(zhì)分裂)

leptotene stage (細(xì)線期)

zygotene stage (偶線期)

diplotene stage (雙線期)

diakinesis (終變期)

chiasma (交叉)

Zygotic or initial meiosis（合子或起始減數(shù)分裂）

sister chromatid (姐妹染色單體)