Question

Mucin present in saliva is a

• A. Mucoprotein
• B. Mucopolysaccharide
• C. Derived protein
• D. Small polysaccharide

Answer 1

Answer: (A)

Mucoprotein

Mucin is a mucoprotein found in mucous. It coats the epithelial surface. Gastric mucin protects the stomach from an attack of acids. it is mainly produced by goblet cells, apical cells of the conjunctiva and cornea and the lacrimal gland. It is present in saliva and bile and in salivary glands, in the skin, connective, tissues, tendon, and cartilage. It is formed from mucigen and in water, it forms a slimy solution.

So, the correct answer is option A.