heterogametic


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Related to heterogametic: homogametic

het·er·o·ga·met·ic

 (hĕt′ə-rō-gə-mĕt′ĭk)
adj.
1. Producing dissimilar gametes, such as those of human males, who produce two types of spermatozoa, one bearing the X chromosome and the other bearing the Y chromosome.
2. Of or relating to heterogametes.

heterogametic

(ˌhɛtərəʊɡəˈmɛtɪk)
adj
(Genetics) denoting the sex that possesses dissimilar sex chromosomes. In humans and many other mammals it is the male sex, possessing one X-chromosome and one Y-chromosome. Compare homogametic
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References in periodicals archive ?
2005) suggested that females were the heterogametic sex (WZ) after finding one sex-linked marker that mapped only to the maternal linkage map (presumably on the W chromosome).
Abbreviations: AFLP, amplified fragment-length polymorphisms; dph, days post-hatching; ESD, environmental sex determination; GSD, genetic sex determination; GXE, genotype-by-temperature interaction; PCR, polymerase chain reaction; SD, sex determination; TE, temperature effect; TSD, temperature sex determination: ZW/ZZ, female heterogametic sex-determination system.
The rule predicts that if one or the other sex is rare or inferior in hybrids, then that sex is likely to be heterogametic.
Females are heterogametic (Z0 or WZ) and males are homogametic (ZZ), although sporadic rearrangements created multiple sex chromosome systems in some species (Traut et al.
Sexual differentiation in dioecious strains is based on a pair of sex chromosomes, the male being heterogametic (XY, the Y chromosome allegedly larger (Sakamoto et al.
Previous studies on fluted pumpkin reported an XY system of sex chromosomes with homogametic XX female and heterogametic XY male [6].
Higher possible genomic mortality of heterogametic (ZW) females compared with homogametic males (ZZ) allows the males of these species to offer sacrifice to save the females, which has the responsibility of rearing the brood.
mori, are designated ZW for the heterogametic female and ZZ for the homogametic male (Yokoyama et al.
In birds, females are the heterogametic sex (ZW) and males are homogametic (ZZ) (Ellegren 1996).
Normally, the heterogametic sex (males in XY/XX systems, females in ZW/ZZ systems) shows lower chiasma frequencies than the homogametic one (Trivers 1988, Burt et al.
For Hinaidori, only male samples were checked because the Hinaidori-specific SNP was positioned on chromosome Z and, in the chicken, females are the heterogametic (ZW) and males are homogametic (ZZ).