PSYB30H3 Lecture 2: Lecture 2.docx

19. Evolutionary psychologists would explain that a trait is adaptive if a. there is no variability in that trait. b. it is more common within a species. c, it helped a specific individual within a population to survive. d. it helped a species survive and thrive in its natural history.

52. One of the most common causes of homicide in humans in sexual jealousy. According to an evolutionary perspective, this example best supports which of the following functions of aggression? A) kin selection B) establishing dominance hierarchies C) protecting young D) protecting food supply. E) competing for resources