释义 |
DictionarySeeleptoteneleptonema
lep·to·tene (lep'tō-tēn), Early stage of prophase in meiosis in which the chromosomes contract and become visible as long filaments well separated from each other. Synonym(s): leptonema [lepto- + G. tainia, band, tape] leptonema (lep?to-ne'ma) [? + nema, thread] The early stage of prophase in meiosis. At this stage the chromatin coils into visible filaments. See: cell divisionleptonema the chromosome thread that appears at the LEPTOTENE stage of meiosis. |