Although Approximately _______________ Births Produce Monozygotic Twins, Approximately ______________ Births

Multiple Choice

Although approximately _______________ births produce monozygotic twins, approximately ______________ births produce dizygotic twins.

A) 1 in 150; 1 in 250
B) 1 in 100; 1 in 200
C) 1 in 50; 1 in 80
D) 1 in 250; 1 in 125