Animals That Effectively Use Their Body Surface for Gas Exchange

question 39

Multiple Choice

Animals that effectively use their body surface for gas exchange must

• A) be terrestrial.
• B) have a high ratio of body surface area to volume.
• C) have a low ratio of body surface area to volume.
• D) have a special kind of hemoglobin.

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Definitions:

Antique

An item of considerable age valued for its aesthetic or historical significance.

Pleasure

A feeling of happiness, satisfaction, or enjoyment derived from experiences or activities.

Interest Rate

The proportion of a total amount of money levied for borrowing it, usually communicated as a yearly rate.

Antique

An object that is valuable because of its age, rarity, craftsmanship, or historical significance.