单词 | leptotene |
释义 | leptotene[ lep-tuh-teen ] / ˈlɛp təˌtin / noun Cell Biology.a stage of cell division during the prophase of meiosis, in which the chromosomes are not distinct but appear as a mass of entangled threads. Origin of leptotene<French leptotène (1900); see lepto-, -tene Words nearby leptoteneleptospira, leptospiral jaundice, leptospirosis, leptospiruria, leptosporangiate, leptotene, Leptotrichia, Leptotrombidium, Leptotrombidium akamushi, Lepus, Le Puy Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020 British Dictionary definitions for leptoteneleptotene / (ˈlɛptəʊˌtiːn) / nounthe first stage of the prophase of meiosis during which the nuclear material becomes resolved into slender single-stranded chromosomes Word Origin for leptoteneC20: from lepto- + -tene, from Greek tainia band, filament Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012 Medical definitions for leptoteneleptotene [ lĕp′tə-tēn′ ] n.The early stage of prophase in meiosis in which the replicated chromosomes contract and become visible as long filaments well separated from one another. The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company. |
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