Unlike identical twins,fraternal twins are described as
A) epigenetic.
B) dizygotic.
C) extraverted.
D) monozygotic.

Question

Quizplus · Accepted Answer

Fraternal twins are also known as dizygotic twins, which means they develop from two separate eggs fertilized by two separate sperm. This is different from identical twins (monozygotic) who develop from a single fertilized egg that splits into two embryos. Epigenetic refers to changes in gene expression without changes in the DNA sequence, and extraverted refers to a personality trait, so neither A or C are correct.

Unlike Identical Twins,fraternal Twins Are Described as