Q. The pH of saliva is:

  • (A) 7­.9
  • (B) 3.2
  • (C) 9.8
  • (D) 1.2
✅ Correct Answer: (A) 7­.9

Published by Sandeep ⭐ 6.47K Points at 02-Apr-2022 03:20 pm in Biology

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