If Monozygotic and Dizygotic Twins Have the Same Concordance Value

question 2

Multiple Choice

If monozygotic and dizygotic twins have the same concordance value for a trait, which of the following is TRUE?

• A) Genetic factors are more important than environmental factors for the trait.
• B) The trait is probably influenced by numerous genes.
• C) The trait will more likely appear in males than in females.
• D) The trait will be passed on from fathers to their daughters but not to their sons.
• E) The trait is entirely due to environmental factors.

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