Q. What is the pH of the saliva?
A. 3-5
B. 7-8
C. 5.5-6.2
D. 6.2-7.4
Answer: 6.2-7.4
A. 3-5
B. 7-8
C. 5.5-6.2
D. 6.2-7.4
Answer: 6.2-7.4
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