单词 | leptotene |
释义 | leptotene/ˈlɛptə(ʊ)tiːn![]() noun [mass noun] Biology The first stage of the prophase of meiosis, during which each chromosome becomes visible as two fine threads (chromatids).Early recombination nodules are protein complexes 100 nm in diameter that are associated with forming synaptonemal complexes during leptotene and zygotene of meiosis....
OriginEarly 20th century: from lepto- 'narrow, fine' + Greek tainia 'band, ribbon'. |
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