Learning Objectives

After reading this chapter, you will be able to:

  • Contrast sex with other motivated behaviors.
  • Demonstrate the role of hormones and brain structures in sexual behavior.
  • Identify hormonal and brain differences between females and males.
  • Describe how behavioral differences between males and females are influenced by biology and environment.
  • Explain the role of biological influences on gender identity.
  • Assess the impact of biological influences on sexual orientation.