Meaning of heteromorphism in English:


Pronunciation /ˌhɛt(ə)rə(ʊ)ˈmɔːfɪz(ə)m/


mass nounBiology
  • The quality or condition of existing in various forms.

    ‘chromosomal heteromorphism’
    • ‘Chromosome heteromorphism therefore reflects de novo evolution of sex chromosomes during the evolution of dioecy in this plant lineage, a relatively recent event within this genus.’
    • ‘In specimens of GC, CB, and LM, the AgNORs were located at terminal regions of the short arm of an SM pair, in which was observed a size heteromorphism between homologue chromosomes.’
    • ‘In another individual of this same species, the two 5S rDNA sites showed size heteromorphism.’
    • ‘These results support the hypothesis that transposons accumulate in nonrecombining regions and may be one cause of the heteromorphism of sex chromosomes.’