Which of the Following Factors Is Most Likely to Be

question 21

Multiple Choice

Which of the following factors is most likely to be a density-independent regulator of population growth?

• A)drought
• B)disease
• C)starvation
• D)parasites

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Definitions:

Influenza

Also known as the flu, it is a highly contagious viral infection that affects the respiratory system, characterized by fever, chills, muscle aches, cough, and fatigue.

Allergy

An immune system reaction to a foreign substance (allergen) that is not typically harmful to the body.

Surfactant

A fatty molecule on the respiratory membranes.

Alveoli

Tiny air sacs in the lungs where the exchange of oxygen and carbon dioxide takes place.