Ectothermic Animals with Three-Chambered Hearts Would Include

question 18

Multiple Choice

Ectothermic animals with three-chambered hearts would include

• A) amphibians.
• B) mammals.
• C) fish.
• D) arthropods.
• E) birds.

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Definitions:

Lipids

A broad group of naturally occurring molecules that include fats, waxes, sterols, fat-soluble vitamins, and others, characterized by their solubility in nonpolar solvents.

Oils

Organic compounds that are liquid at room temperature, often used for cooking, lubrication, and as biofuel.

Fats

Organic compounds consisting of triglycerides that are solid at room temperature, used as a major energy store in animals.

Triglyceride

A type of fat (lipid) found in your blood, formed from a single molecule of glycerol and three fatty acids.