monozygotic
Adjective
Meaning
derived from a single fertilized egg
Source: WordNetSynonyms
Examples
monozygotic twins
Artificial embryo splitting or embryo twinning, a technique that creates monozygotic twins from a single embryo, is not considered in the same fashion as other methods of cloning.
Dizygotic (fraternal) and monozygotic (identical) twins show evidence of epigenetic influence in humans. citation citation citation DNA sequence differences that would be abundant in a singleton-based study do not interfere with the analysis.
In other mammals, monozygotic twinning has no apparent genetic basis, though its occurrence is common.
Such evidence includes the familial clustering of cases, greater concordance in monozygotic compared with dizygotic twins and heritability of endocrine and metabolic features of PCOS.
Examining only male twin pairs, he found a 100% concordance rate for homosexuality among 37 monozygotic (MZ) twin pairs, compared to a 12%–42% concordance rate among 26 dizygotic (DZ) twin pairs, depending on definition.