PSYC 3100 Study Guide - Midterm Guide: Cerebral Cortex, Casual Sex, Cytoarchitecture

• School: University of Guelph
• Department: Psychology
• Course: PSYC 3100
• Professor: Don Dedrick

Document Summary

Anisogamy: isogamy: fusion of gametes that do not differ in size and/or motility (unicellular, anisogamy: fusion of gametes that differ in size and/or motility (multicellular, gamete: reproductive cell. In anisogamous organisms an egg or sperm cell. Mate choice: behavioral and morphological traits that attract mates, offering of nutrition, territories, nest sites, or any other resources needed by the mate for breeding, or forced sex. 12: male success not limited by sex cells, but by ability to fertilize an egg, female success not limited by allowing fertilization, but by ability to produce eggs, sexual selection solved the problem of the limiting female resource. As a rule, this limiting source is the driving force behind male-male competition and female choice. The different strength of sexual selection: males have the ability to control rivals access to potential mates, indirect control (herding), and direct (allowing territory and food use, polygynous males can monopolize females -> strongest, weakest in monogamous system.