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year 10 exam revision

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Question:

The stomach defends against pathogens by using stomach acid called ________ ____ which does us no harm but is strong enough to ______ any _________ caught in the _____ or _________ in ____ or _____. stomach acid is a ________ ______ against ________

Author: Ruthgreen_6



Answer:

Hydrochloric acid destroy pathogens mucus consumed food water chemical barrier infection


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