dissimilar twins

dissimilar twins
dizygotic twins, dizygous twins twins developed from two separate oocytes that were fertilized at the same time, resulting in two zygotes; they may be of the same or different sex, and they have different genomes. Called also binovular, false, fraternal, heterologous, hetero-ovular, two-egg, and unlike t's.

Medical dictionary. 2011.

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