A Substance That Produces an Immune Reaction by Its Nature

question 113

Multiple Choice

A substance that produces an immune reaction by its nature of being perceived as foreign to the body is a(n) :

• A) macrophage.
• B) phagocyte.
• C) antigen.
• D) antibody.

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Definitions:

Objectivity

The principle or practice of maintaining neutrality and impartiality, avoiding bias or subjective judgment in research, analysis, or reporting.

Observer

An individual who watches or records events or phenomena, often as part of a scientific study or research project.

Pretest and Posttest

Assessment tools used before and after an intervention to measure the effectiveness of that intervention.

Experiments

Methodological approaches and techniques in research designed to test hypotheses under controlled conditions to establish cause-and-effect relationships.