Definición de heterosis en inglés:

heterosis

Silabificación: het·er·o·sis
Pronunciación: /ˌhetəˈrōsəs
 
/

sustantivo

Genetics
  • The tendency of a crossbred individual to show qualities superior to those of both parents. Also called hybrid vigor.
    Más ejemplos en oraciones
    • With overdominance, unlike alleles are postulated to result in a stimulating effect, so that genetic heterozygosity per se produces heterosis.
    • Genetic background, heterosis, and sex differences can all have profound effects on chiasma and recombination frequencies.
    • The fundamental genetic and physiological causes of heterosis remain poorly understood in plants after nearly a century of exploitation in crop improvement.

Origen

early 20th century: from Greek heterōsis 'alteration', from heteros 'other'.

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Palabra del día grotesquerie
Pronunciación: grəʊˈtɛskəri
noun
grotesque quality or grotesque things collectively