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| zy·gos·i·ty [ zī góssətee ] |
noun |
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| Definition: |
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particular characterization of zygote: a characterization of a genetic trait, zygote, or embryo, e.g. whether twins have resulted from the division of one zygote or from two different zygotes
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often used in combination
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| [Mid-20th century. <zygosis] |
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