The High Body Temperature of Birds and Mammals Is Due

question 83

Multiple Choice

The high body temperature of birds and mammals is due to:

• A)their high metabolic rates.
• B)the presence of sweat, scent, and sebaceous glands.
• C)the fur that insulates them.
• D)behaviors like basking in the sun and seeking shade.
• E)the exchange of gases and nutrients via the placenta.

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Definitions:

Midpoint Method

A technique used in economics to calculate the percentage change in variables, offering a more precise measure of elasticity between two points.

Price Elasticity

A measure of how much the quantity demanded or supplied of a good changes in response to a change in price.

Total Revenue

The total income received by a firm from selling its goods or services.

Total Revenue

The total amount of money generated by the sale of goods or services before any expenses are subtracted.