The ____ variable is the variable that is different for the experimental group than for the control group

Many studies demonstrate interactions between a single gene and specific environmental factors. However, in the real world, the most common interactions probably take place between ________ of genes and ________ environments

a. large numbers/diverse b. small numbers/diverse c. small numbers/limited d. large numbers/limited

Tony monitors his symptoms to an extreme level, makes repeated trips to the doctor for the smallest symptom, and blows symptoms out of proportion. He is likely to be:

a. a hypochondriac c. an agreeable personality b. an extrovert d. demonstrating self-efficacy