英语词汇“leptotene”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

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....

Early meiotic stages, leptotene or zygotene, were observed.
The bouquet forms at late leptotene and early zygotene and is coincident with chromosome pairing.

Origin

Early 20th century: from lepto- 'narrow, fine' + Greek tainia 'band, ribbon'.

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.... Early meiotic stages, leptotene or zygotene, were observed. The bouquet forms at late leptotene and early zygotene and is coincident with chromosome pairing. Origin Early 20th century: from lepto- 'narrow, fine' + Greek tainia 'band, ribbon'.
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