Why does mouth water when you see food?Does it serve a purpose?

no because you want to become fat without doing any thing go read your textbok

you will find it on page 15  9 line 12 word Explanation:

Yes

Explanation:

When you see, smell or think of food your brain sends signals to the glands responsible for saliva production. ... We salivate as a reflex to prefer for the consumption and digestion of food. Saliva is needed to keep your mouth and teeth healthy so keep drooling people!

1) a

2)c

3)a

4)c

5)b

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