Drive' is an outmoded term and has been replaced by the idea of homeostasis in modern psychology. These two parts of the hypothalamus have complementary functions, as one serves to 'turn on' the eating pattern, and the other serves to inhibit eating. In discussion of motivation, there is a distinction drawn between 'intrinsic' and 'external' motivations. Sexual behavior is discussed in terms of very basic biological drives for reproduction, but in humans it has a very complex 'added structure' that is both biologically and culturally determined. For example, studies of 'mate selection' show that on average, men and women place different values on 'short term' sexual contacts and different weights on the attributes of a potential partner.
Physical attractiveness is rated as more important by women than by men.
Financial success is rated as more important by women than by men in industrial cultures but not in agrarian cultures. The tendency for men to accept 'short term sexual contacts' has been interpreted in biological terms as based on a priority to ensure as many offspring as possible. Differences between men and women in the value they place on physical attributes of potential mates cannot be biologically influenced because the standards of physical beauty differ across cultures. The alternatives below suggest ways in which the two are linked together. Choose all that make sense in light of the text discussion.