According to the article Take a Whiff about mate choice and body odor, genes are found in pairs. One member of a gene pair is called a(n):

The statistical "averaging" of effect sizes across previous empirical studies defines:

a. experimental research b. meta-analysis c. correlational research d. archival research

Which of the following is the least useful predictor of future performance?

a. Biodata b. Interest inventories c. Assessment centers d. Cognitive ability tests