The Hypothesis That We Are Trying to Support by Running

question 65

Multiple Choice

The hypothesis that we are trying to support by running an experiment is often called

• A) the null hypothesis.
• B) the test hypothesis.
• C) the sample hypothesis.
• D) the research hypothesis.

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Definitions:

Arrector Pili

Small muscles attached to hair follicles in mammals, contraction of which causes the hair to stand on end.

Blood Ph

The measure of acidity or alkalinity of the blood, which is tightly regulated around a value of 7.4.

Apocrine Sweat Glands

Specialized sweat glands that produce a thicker, milky secretion and are typically associated with hair follicles in underarm and genital areas.

Thermoregulation

The physiological process by which an organism regulates its internal temperature within a certain range, despite external changes.