Which of the following cannot be degraded by colonic microorgamismic flora and gastrointestinal enzymes?
Correct Answer: Lignin
Description: Lignin is a highly branched polymer composed of phenol units with strong intramolecular bonding. It can neither be digested by gastrointestinal enzymes nor fermented by colonic microorganisms. Cellulose, Hemicellulose and Pectins are plant components that cannot be digested by gastrointestinal enzymes but can be fermented by colonic microorganisms.
Category:
Biochemistry
Get More
Subject Mock Tests
Practice with over 200,000 questions from various medical subjects and improve your knowledge.
Attempt a mock test nowMock Exam
Take an exam with 100 random questions selected from all subjects to test your knowledge.
Coming SoonGet More
Subject Mock Tests
Try practicing mock tests with over 200,000 questions from various medical subjects.
Attempt a mock test now