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zygosity |
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zygosity /zy·gos·i·ty/ (zi-gos´i-te) the condition relating to conjugation, or to the zygote, as (a) the state of a cell or individual in regard to the alleles determining a specific character, whether identical (homozygosity) or different (heterozygosity); or (b) in the case of twins, whether developing from one zygote (monozygosity) or two (dizygosity).
zygosity the condition relating to conjugation, or to the zygote, as (1) the state of a cell or individual in regard to the alleles determining a specific character, whether identical (homozygosity) or different (heterozygosity); or (2) in the case of twins, whether developing from one zygote (monozygosity) or two (dizygosity). |
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? Mentioned in | ? References in periodicals archive | |
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| A final genetic split, yielding reproductively separate ancestral species of humans and chimps, transpired between 6. The two lice lineages diverged at about the time that a genetic split occurred between H. A genetic split occurred between Indian cattle and those in Africa and Europe between 117,000 and 275,000 years ago, according to a calculation based on differences in mitochondrial DNA across cattle populations. |
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