Figure 7-2 Use the Figure to Answer the Corresponding Question(s)

question 53

Multiple Choice

Figure 7-2
Use the figure to answer the corresponding question(s) .
-Parts of the enzyme molecule that interact with a substrate are called:

• A) cofactors.
• B) active sites.
• C) induced-fit models.
• D) orientation sites.
• E) reaction sites.

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Definitions:

Dominant Species

In a community, a species that as a result of its large biomass or abundance exerts a major influence on the distribution of populations of other species.

Common Species

A term referring to species that are frequently encountered within their habitat or geographical area, often well-adapted to living in human-altered environments.

Community

An assemblage of different populations that live together in a defined area and interact with each other.

Keystone Species

Species that have a disproportionately large effect on their natural environment relative to their abundance, often influencing both ecosystem structure and biodiversity.