If a pathogen on food got past saliva, which additional defenses in the first line of defense would the pathogen contact? a stomach acid and lymphocytes b lymphocytes and phagocytes c phagocytes and mucus d mucus and stomach acid

Ans. (D). mucus and stomach acid.

The first line of defense can be defined as the defense system that inhibits the entry of disease-causing pathogens or their components. It includes tears, skin, mucus, stomach acid, good bacteria, cilia, and neutrophils.

Pathogens present in food substances killed by antimicrobial substances present in saliva, mucus produced by epithelial lining of gastrointestinal tract, and stomach acid or hydrochloric acid. So, if a pathogen present in food got past saliva, it would be targeted by mucus and stomach acid.

Thus, the correct answer is option (D).

The answer is D) "mucus and stomach acid "

Explanation:

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name and explain one of the event that occurs during meiosis that increases the variation in offspring even more than simple reproduction?

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