Asked by Johnny Davis on Jul 13, 2024
Verified
Which of the following is not a substance found in saliva?
A) Hydrochloric acid
B) Bicarbonate ion
C) Amylase
D) Mucin
E) Lysozymes
Hydrochloric Acid
A strong acidic solution of hydrogen chloride in water, found in the stomach, where it aids in digestion and sterilization of ingested food.
Lysozymes
Enzymes that damage bacterial cell walls by catalyzing the hydrolysis of 1,4-beta-linkages between N-acetylmuramic acid and N-acetyl-D-glucosamine, found in saliva, mucus, and tears.
- Recognize the substances found in saliva and their functions.
Verified Answer
NP
Nishitha ParialJul 18, 2024
Final Answer :
A
Explanation :
Hydrochloric acid is not found in saliva; it is produced in the stomach to aid in digestion. Saliva contains bicarbonate ion, amylase, mucin, and lysozymes, which help in food digestion, lubrication, and oral hygiene.
Learning Objectives
- Recognize the substances found in saliva and their functions.