Which Metric Describes the Proportion of EACH Species Present in a Community

question 21

Multiple Choice

Which metric describes the proportion of EACH species present in a community?

• A) species abundance
• B) species diversity
• C) species evenness
• D) species richness

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Definitions:

Iatrogenic

Produced or caused inadvertently by a clinician.

Cortisol

A steroid hormone released by the adrenal glands in response to stress or low blood-glucose concentration, playing an important role in metabolism and the body's stress response.

Norepinephrine

Norepinephrine acts as a critical chemical messenger in the nervous system, playing a key role in enhancing alertness, attention, and response to stress.

Hippocampus

A region of the brain associated with memory formation, navigation, and the emotional response.