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heterogametic
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heterogametic
heterogametic, a. Biol. (ˌhɛtərəʊgəˈmiːtɪk) [f. hetero- + gametic a.] (Of a sex or its individual members) producing gametes that differ with respect to a sex chromosome. Opp. homogametic a. So ˌheteroˈgamety, the state or condition of being heterogametic.1910 E. Wilson in Science Progress IV. ii. 5...
Oxford English Dictionary
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Heterogametic sex
In platypuses, the male sex is heterogametic while the female sex is the homogametic sex. Among the insects, Lepidopterans (butterflies and moths) have heterogametic females, but in Drosophila, males are the heterogametic sex.
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homogametic
homogametic, a. Biol. (hɒməʊgəˈmiːtɪk) [f. homo- + gametic a.] (Of a sex or its individual members) producing gametes that all have the same kind of sex chromosome. Opp. heterogametic a.1910 [see heterogametic a.]. 1971 Nature 18 June 432/1 In the Lepidoptera, males are homogametic and females heter...
Oxford English Dictionary
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Heterogamy
Alternately, heterogamy or heterogamous is often used as a synonym of heterogametic, meaning the presence of two unlike chromosomes in a sex. See also
Heterogametic
Homogametic
References
Plant reproduction
Genetics
Exogamy
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Cynoglossus semilaevis
Sex determination
Sex & sex reversal
Cynoglossus semilaevis have a female heterogametic sex-determination system, with females being ZW and males being
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Which sex is homogametic in side-blotched lizards? I'm just trying to find out whether the male side-blotched lizard is the hetero- or homogametic sex in side-blotched lizards ( _Uta stansburiana_ ) - some reptiles ar...
Lizards of the genus _Uta_ are apparently male heterogametic (XY) (Pennock et al. 1969).
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Pseudodominance
The heterogametic sex (males in humans) only receives one of each sex chromosome and will therefore show recessive trait even if they have only inherited
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sex limited genome transmission In general, for dioecious species, a large portion of the genome passed from parents to offspring of both sexes - in mammals the X-chromosomes and autosomes are passed from a mother to ...
In birds and reptiles females are the heterogametic sex with allosome configuration `ZW`.
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XO
per Child association
XO sex determination system, a chromosomal system used to designate sex of some species of insects, arachnids, and mammals
XO, heterogametic
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ZW
ZW or zw may refer to:
ZW sex-determination system, chromosomal in birds and some species of reptile, fish, and insect
ZW, heterogametic female designation
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Zo
intelligence chatbot developed by Microsoft
ZO sex-determination system, chromosomal system in biology determining the sex of some moth species
ZO, heterogametic
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霍尔登氏法则
原话是：“When in the offspring of two different animal races one sex is absent, rare, or sterile, that sex is the heterozygous [heterogametic] sex.”。
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Amphiesmenoptera
Trichoptera and Lepidoptera share a number of derived characters (synapomorphies) which demonstrate their common descent:
Females, rather than males, are heterogametic
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XY sex-determination system
Males have two different kinds of sex chromosomes (XY), and are called the heterogametic sex. The inverse of the XY system (called ZW to distinguish it) is used in birds and many insects, in which it is the females that are heterogametic (ZW), while
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ZW sex-determination system
Males are the homogametic sex (ZZ), while females are the heterogametic sex (ZW). The heterogametic sex chromosomes in females of nine species of schistosomes were first described by geneticist Margaret Menzel and parasitologist Robert
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