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12 questions from this quiz
Antimicrobial secretions
Compete with bad microorganisms
Beat to waft mucus upwards
Hydrochloric acid
Hairs and mucus trap particles
Engulfing and consuming pathogens
On the pathogen surface
Pathogens clump together
Antibodies produced faster
Enzyme
Alexander Fleming in 1921
Tears, saliva and mucus
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