Multiple Choice
Concordance refers to
A) percentage of monozygotic twin pairs in which neither express the trait.
B) percentage of monozygotic twin pairs in which both express the trait.
C) percentage of dizygotic twin pairs in which both express the trait.
D) percentage of twin pairs in which both express a trait among pairs in which at least one twin has the trait.
Correct Answer:

Verified
Correct Answer:
Verified
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