Basic understanding of genetic heredity. DNA code must beunderstood but molecular details are not needed. Relation betweengenes, evolution, and natural selection. The distinction betweenlearned behavioral adaptations and innate behavioral adaptations isimportant. In this context, what we have meant by “3 sources ofknowledge in behavior†is crucial. Basics of behavior genetics andthe notion of the heritability estimates. Gene-environmentinteractions are quite important as well.