The property of certain chromosomes, or of their parts, to remain more dense during the cell cycle and to stain more intensely than other chromosomes or parts.

Glossary of Biotechnology for Food and Agriculture . 2015.

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Look at other dictionaries:

  • heteropyknosis — n. [Gr. heteros, different; pyknos, dense] Certain chromosomes or regions of chromosomes that are out of phase in their coiling cycle and staining properties; heteropycnotic, heteropyknotic adj …   Dictionary of invertebrate zoology

  • heteropyknosis — Any state of variable density or condensation, usually in different chromosomes or between different regions of the same chromosome; a region may be attentuated (negative h) or accentuated (positive h). [hetero + G. pyknos, dense] * * *… …   Medical dictionary

  • heteropyknotic — Relating to or characterized by heteropyknosis. * * * het·ero·pyk·not·ic (het″ər o pik notґik) pertaining to or characterized by heteropyknosis …   Medical dictionary

  • heteropycnosis — См. heteropyknosis …   Dictionary of invertebrate zoology

  • isopyknosis — iso·pyk·no·sis also iso·pyc·no·sis .ī sō pik nō səs n the quality or state of some chromosomes or of parts of some chromosomes in a nucleus of staining uniformly and being coiled to the same degree compare HETEROPYKNOSIS iso·pyk·not·ic also… …   Medical dictionary

  • Позитивный гетеропикноз — * пазітыўны гетэрапікноз * positive heteropyknosis .>> …   Генетика. Энциклопедический словарь

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