Question Detail

BIO 101 BIO 101 Past Questions Objective Question

Question

Which statement accurately describes cellulose?
Options
A It is a structural polysaccharide composed of β-glucose
Correct Answer
B It is digestible by humans
C It is composed of α-glucose
D It is a type of lipid
Correct Answer

Option A is the correct answer.

Detailed Explanation

Cellulose is a major structural component of plant cell walls. It is an unbranched polymer of β-glucose molecules linked by β-1,4-glycosidic bonds, which humans cannot digest due to a lack of the enzyme cellulase.

Hint

It's the fiber in our diet.

Question Info