In an Experiment,a Researcher Manipulates One Variable to See How

question 23

Multiple Choice

In an experiment,a researcher manipulates one variable to see how it affects a second variable.The manipulated variable is called the __________.

• A)dependent variable
• B)control variable
• C)independent variable
• D)hypothetical variable

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Definitions:

Mucus

A slippery secretion produced by mucous membranes, serving to moisten and protect them.

Ejaculation

The process of releasing semen from the penis during sexual arousal or orgasm.

Fallopian Tubes

Tubes through which eggs travel from the ovaries to the uterus in the female reproductive system.

Ejaculation

The expulsion of semen from the body during sexual arousal in males.