a. The structure of a community is measured and described in terms of species composition and species diversity.
b. Mathematical or computer models are used to illustrate and investigate population interactions within and environmental impacts on a community. [See also 3.E.1]
To foster student understanding of this concept, instructors can choose an illustrative example such as:
• Predator/prey relationships spreadsheet model
• Symbiotic relationship
• Graphical representation of field data
• Introduction of species
• Global climate change models