Health, 10.04.2021 23:10 momoney9957
What is the body’s first line of defense?
A. Physical and chemical barriers that prevent micro-organisms entering the body.
B. Antibodies attack the pathogen
C. T-Cells destroy the microorganisms
D. Attract white cells into tissues.
Answers: 1
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What is the body’s first line of defense?
A. Physical and chemical barriers that prevent micro-orga...
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