A Process That Requires Energy to Move a Substance Against

question 80

Multiple Choice

A process that requires energy to move a substance against its concentration gradient is called:

• A)active transport.
• B)osmosis.
• C)facilitated transport.
• D)passive transport.

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Definitions:

Equilibrium Model

A conceptual model that describes a state where dynamic processes, within an ecosystem or economy, balance over time.

Island Biogeography

The study of the species composition and species richness on islands, focusing on the size of the island and its distance from the mainland.

Immigration

Movement of individuals into a population.

Successional Change

The gradual process by which ecosystems change and develop over time, following disturbance or the establishment of new habitats.