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:

Spinal Cord

A long, thin, tubular structure made up of nervous tissue, which extends from the brainstem to the lower back, carrying nerve impulses to and from the brain.

Brain

The brain is the central organ of the human nervous system, located in the head, responsible for processing sensory information, controlling movement, and facilitating cognitive functions.

Synaptic Cleft

Small gap between presynaptic and postsynaptic cells of a synapse.

Presynaptic Membrane

The membrane of a nerve terminal that faces the receiving (postsynaptic) cell and is where neurotransmitters are released.