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'.
- book-mindedness
- book mite
- bookmobile
- book muslin
- book name
- book notice
- book number
- Book of Changes
- Book of Common Prayer
- book of hours
- Book of Proverbs
- Book of the Dead
- book of words
- book packet
- book page
- book piles
- bookplate
- book pocket
- lady's slipper
- lady's smock
- lady's thimble
- lady's thistle
- lady's thumb
- lady's tresses
- Lady Superior