Which of the Following Is Considered to Be an Adaptive

question 72

Multiple Choice

Which of the following is considered to be an adaptive defense mechanism against infection?

• A) stomach acids
• B) skin
• C) mucus in respiratory tract
• D) normal bacteria in intestine
• E) antibodies in mother's milk

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Definitions:

Double-Blind Procedures

Experimental methods in which neither the participants nor the experimenters are aware of who is receiving a particular treatment, to prevent bias.

Placebo Effects

The physiological or psychological improvements in condition observed in individuals receiving a placebo treatment, attributable to their beliefs or expectations rather than the treatment itself.

Experimental Conditions

The controlled variables or settings established by a researcher to test hypotheses in an experiment.

Scientific Attitude

A mindset that involves curiosity, skepticism, and open-mindedness when approaching scientific questions.