The advantage of the lab/lab study is that it is easier to achieve __________ validity than in the

Pablo and Diego are identical twins who were given up for adoption shortly after they

were born. Pablo was raised by well-educated parents, but Diego was not. It is likely that Pablo and Diego have a. identical IQ scores because they are identical twins. b. very different IQ scores because they were raised in very different environments. c. similar IQ scores because they are identical twins, but less so than identical twins raised together. d. IQ scores more similar than that of identical twins raised in the same environment. e. an average IQ score that is equal to the average of their biological parents' IQ scores.

When a child receives different forms of a certain gene from his/her parents, he or she is said to be

a) dominant. b) phenotype. c) homozygous. d) heterozygous.