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Sandra and Her Identical Twin Sister Debra Were Separated at Birth.Which

Question 639

Multiple Choice

Sandra and her identical twin sister Debra were separated at birth.Which of the following statements is true about Sandra and Debra?


A) They are likely to be very alike in personality,intelligence,heart rate,and brain waves.
B) They are no more genetically similar than ordinary siblings.
C) They developed from two separate fertilized eggs and shared a prenatal environment.
D) They developed from one single fertilized egg that split but did not share a prenatal environment.

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