Any differences in the future development of monozygotic twins can be attributed only to _________ factors.

Question

Quizplus · Accepted Answer

Monozygotic twins come from a single fertilized egg that splits into two embryos. Therefore, they have the same genetic material (A and B are incorrect). Any differences between them in terms of physical, behavioral, or health outcomes can only be attributed to environmental factors, such as differences in nutrition, exposure to toxins, experiences, or chance events during development or throughout life. (D is incorrect because DNA is already included in genetics.)

Any Differences in the Future Development of Monozygotic Twins Can