_____ share exactly the same genes, and thus any differences between them must be due to environmental factors rather than hereditary differences.
A)Fraternal twins
B)Same-sex siblings
C)Identical wins
D)Same-sex fraternal twins

Question

Quizplus · Accepted Answer

Identical twins share exactly the same genes as they develop from a single fertilized egg that splits into two. Therefore, any differences between them must be due to environmental factors rather than hereditary differences.

_____ Share Exactly the Same Genes, and Thus Any Differences