[Solved] Which of the following human genetic conditions is missing a chromosome? A)Jacob syndrome B)Klinefelter syndrome C)XXXX syndrome D)Down's syndrome E)Turner syndrome Realistic Conflict Theory: The idea that competition over scarce resources leads to intergroup hostility and conflict. Frustration-Aggression: A theory proposing that frustration often leads to aggressive behavior, as aggression is a result of blocked, expected goals. Ingroup Favoritism: The tendency to give preferential treatment and regard to members of one's own group over those of another group. Minimal Group Effect: The minimal group effect describes the tendency of people to favor and prioritize the interests of even arbitrarily defined in-groups over out-groups.