zygotene


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Related to zygotene: diplotene, meiosis, synaptonemal complex

zy·go·tene

 (zī′gə-tēn′)
n.
The stage in prophase of meiosis during which homologous chromosomes become paired.

[French zygotène : zygo-, pair (from New Latin; see zygo-) + -tène, ribbon (from Latin taenia; see taenia).]

zygotene

(ˈzaɪɡəˌtiːn; ˈzɪɡ-)
n
(Biology) the second stage of the prophase of meiosis, during which homologous chromosomes become associated in pairs (bivalents)

zy•go•tene

(ˈzaɪ gəˌtin, ˈzɪg ə-)

n.
the second stage of prophase in meiosis, during which corresponding chromosomes become paired.
[1925–30; < French zygotène; see zygo-, -tene]
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.zygotene - the second stage of the prophase of meiosis
prophase - the first stage of meiosis
phase, stage - any distinct time period in a sequence of events; "we are in a transitional stage in which many former ideas must be revised or rejected"
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References in periodicals archive ?
This latter cell gives rise to the primary spermatocyte, which quickly undergoes its first meiotic division and passes through 4 prophase stages, leptotene, zygotene, pachytene, and diplotene, before undergoing meiotic metaphase.
The respective frequencies of the leptotene, zygotene and pachytene stages as well as the frequencies of the four substages of pachytene were evaluated.
Bayliss and Riley (1972) concluded that temperature-induced chiasma frequency changes in wheat were caused by pairing failure at zygotene.