The Four-Chambered Heart First Evolved Among The

question 73

Multiple Choice

The four-chambered heart first evolved among the:

• A) arthropods.
• B) birds.
• C) nonavian reptiles.
• D) mammals.
• E) fishes.

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Definitions:

White

Typically refers to a color perceived by the eye when viewing a combination of all the colors of visible light in full saturation.

Additive

A substance added to another substance to alter or improve its qualities, such as food additives to enhance flavor or preserve freshness.

Dichromatic

Having two colors; in vision science, it refers to a form of color blindness in which a person can distinguish only two of the three basic color channels.

Subtractive Color Mixing

A process by which colors are created by absorbing or filtering out parts of the light spectrum, as seen in mixing pigments in paints.