noun
heterozygosis
Technical term in genetics referring to the state of having different alleles at a gene locus. Contrasts with ヘテロ接合, which is a broader term for heterojunction.
See also: ヘテロ接合
異型接合は、遺伝的多様性の一因となる。
Heterozygosis contributes to genetic diversity.
noun which may take the genitive case particle 'no'
heterozygous; heterogamous
Adjectival use (の-adjective) describing an organism or cell that is heterozygous, or in botany, heterogamous. Often used in compound phrases like 異型接合の個体.
See also: ヘテロ接合
異型接合の個体は、両方の対立遺伝子を持つ。
A heterozygous individual possesses both alleles.
ヘテロ接合 is a broader term often used in electronics for heterojunction, while 異型接合 is specifically a genetics term for heterozygosis.
Compound of 異型 (ikei, 'different type') + 接合 (setsugō, 'union, joining'). The term is a technical calque in genetics.