Gas Exchange in Animals Always Involves

question 6

Multiple Choice

Gas exchange in animals always involves

• A) cellular respiration.
• B) breathing movements.
• C) neural control.
• D) diffusion between internal body fluids and the outside medium.
• E) active transport of gases.

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Definitions:

Biotic Potential

An organism’s greatest capability to reproduce in the best possible environmental circumstances.

Environmental Resistance

Factors in the environment that limit the growth, abundance, or distribution of organisms or populations within an ecosystem.

Pathogens

Microorganisms that cause disease in their hosts, including bacteria, viruses, fungi, and parasites.

Age Structure

The distribution of individuals in a population according to their ages, typically represented in a population pyramid, affecting the population's growth and development.