Ectotherms

question 203

Multiple Choice

Ectotherms

• A) have lower metabolic rates than endotherms of the same body size.
• B) release more heat than do endotherms when maintaining concentration gradients of ions across membranes.
• C) can never increase body temperature above ambient temperature.
• D) have the same body temperatures as similarl-size endotherms when the environmental temperature is near 0°C.
• E) have cells that are more leaky to ions than endotherms do.

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Definitions:

Marginal Social Benefit

The extra benefit that society receives from consuming an additional unit of a good or service.

Production Process

The sequence of operations or steps taken to produce a good or deliver a service.

Market-Determined Quantity

Refers to the quantity of a good or service that is established through the interaction of supply and demand within a market.

Marginal Social Benefit

The additional benefit that society gains from the production or consumption of one more unit of a good or service.