The Dependent Variable in an Experiment Is

question 242

Multiple Choice

The dependent variable in an experiment is:

• A)the aspect of the environment that is manipulated or changed by the researcher
• B)is held constant during the course of an experiment
• C)the behavior that is observed or measured
• D)an external, uncontrolled factor that changes during the course of the experiment

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Definitions:

Sensory Receptors

Specialized cells or nerve endings that respond to changes in the environment by generating electrical signals.

Keratin

A tough, fibrous protein found in hair, nails, and the outer layer of the skin.

Oral Hypoglycemic Agents

Medications taken by mouth to lower blood sugar levels, used primarily in the treatment of type 2 diabetes.

Sunscreen Importance

The significance of applying sunscreen to protect the skin from the harmful effects of UV radiation, including sunburn, premature aging, and skin cancer.