Researchers May Observe Physical Phenomena as Well as Human Behavior

question 26

True/False

Researchers may observe physical phenomena as well as human behavior.

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Definitions:

Paired Appendages

Structures that extend from the body of an organism and occur in matching pairs, such as wings, arms, and legs.

Watery Habitats

Environments characterized by the presence of water, such as rivers, lakes, wetlands, and oceans, which support a diverse range of life.

Notochord

Stiff rod of connective tissue that runs the length of the body in chordate larvae or embryos.

Tunicates

Marine invertebrates with a sac-like body, filter-feeding mechanism, and notochord during the larval stage; also known as sea squirts.