Parasites ____

question 54

Multiple Choice

Parasites ____.

• A) rarely kill their hosts
• B) are usually larger than their hosts
• C) must be internal to their hosts
• D) may strengthen their hosts over a long period of time
• E) are usually microscopic

Understand the role of environmental economics in addressing external costs and benefits.

Grasp the relationship between marginal costs, marginal benefits, and efficient production levels.

Differentiate between marginal private cost and marginal social cost.

Identify examples of externalities in daily life and their impact on society.

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Definitions:

Stomach's Contents

The mixture of food, liquids, digestive juices, and enzymes present in the stomach during the process of digestion.

Cessation of Eating

The process of stopping or ceasing food intake or consumption.

Leptin

A chemical produced by the adipose cells that seems to signal that plenty of fat is stored and that no more fat is needed. This signal may diminish eating.

Adipose Cells

Cells specialized in storing fat, found in adipose tissue, and play a role in energy storage, insulation, and cushioning of the body.