Author Question: If a trait were primarily influenced by genetic variables, we would expect to see a. adopted ... (Read 77 times)

tth · **on:** Jun 22, 2018

If a trait were primarily influenced by genetic variables, we would expect to see

a. adopted children who are more similar to their biological parents in the trait than to their adoptive parents.
b. adopted children who are more similar to their adoptive parents in the trait than to their biological parents.
c. strong similarities between adoptive and biological parents.
d. strong similarities between adoptive children and their adoptive siblings.

Question 2

If the concordance rate for alcoholism were 50 percent among identical twins, which of the following would be true?

a. If you inherit the gene that encodes alcoholism, you will develop alcoholism.
b. If there is no alcoholism in your family, you will never develop a problem with alcoholism.
c. If your father suffers from alcoholism, you will not develop the problem as long as he is not involved in raising you.
d. If your twin struggles with alcoholism, you have an increased chance of having the same problem, but ultimately whether you do is also influenced by environmental factors.