Concordance rates for reading impairment are approximately _____% for monozygotic twins and _____% for dizygotic twins.

Question

Quizplus · Accepted Answer

The concordance rates for reading impairment are higher for monozygotic twins (75%) than for dizygotic twins (50%), indicating a genetic contribution to the disorder. Choice A (50%; 25%) and B (75%; 25%) are incorrect because they do not reflect the higher concordance rates for monozygotic twins. Choice D (90%; 50%) is incorrect as it overestimates the concordance rates for both types of twins.

Concordance Rates for Reading Impairment Are Approximately _____% for Monozygotic