![OpenStax Biology 2e](https://img.oercommons.org/160x134/microsite-oh-prod/media/courseware/course/image/courseware-courseware-16.png)
- Material Type:
- Full Course
- Provider:
- Rice University
- Provider Set:
- OpenStax College
- Date Added:
- 03/07/2018
By the end of this section, you will be able to do the following:
Discuss the predator-prey cycle
Give examples of defenses against predation and herbivory
Describe the competitive exclusion principle
Give examples of symbiotic relationships between species
Describe community structure and succession
By the end of this section, you will be able to:
Describe the assumptions of the psychodynamic perspective on personality development
Define and describe the nature and function of the id, ego, and superego
Define and describe the defense mechanisms
Define and describe the psychosexual stages of personality development