Epidemiology Is the Scientific Study of the

question 90

Multiple Choice

Epidemiology is the scientific study of the

• A)effects of diets.
• B)biological treatment of diseases.
• C)frequency and distribution of disorders.
• D)classification systems for mental disorders.

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Definitions:

Pioneer Species

Species that can colonize a new habitat.

Keystone Species

A species that has a disproportionately large effect on community structure relative to its abundance.

Evolved

The process through which species undergo changes over time, often through genetic variation and natural selection, leading to adaptations and diversity among organisms.

Competitive Exclusion

A principle stating that two species competing for the same resources cannot stably coexist if other ecological factors are constant; one will always outcompete the other.