One well-known recessive disorder is __________, which affects the way the body breaks down proteins contained in many foods

Having a mental model where certain traits tend to "fit together" is indicative of a(n) ________.

Fill in the blank(s) with the appropriate word(s).

In studies on the relationship between TV watching and aggressive behavior, how

is aggressive behavior typically measured? (a) asking children about how frequently they got in fights (b) direct observations of children after they had watched certain films (c) aggression ratings by peers (d) parental reports (e) all of the above