_____ twins develop from two separate fertilized eggs and share _____% of their genes.
A)Monozygotic;100
B)Monozygotic;50
C)Dizygotic;100
D)Dizygotic;50

Question

Quizplus · Accepted Answer

Dizygotic (fraternal) twins develop from two separate fertilized eggs, so they share 50% of their genes, just like any other siblings. Monozygotic (identical) twins develop from one fertilized egg that splits into two, so they share 100% of their genes.

_____ Twins Develop from Two Separate Fertilized Eggs and Share