How many statements are correct about the given diagramatic…

Biology NEET Full Syllabus Mock Test 180 Questions New Syllabus Mock Test - 12 PCB Single Correct MCQ

Published by: CGP EDU Academic Team

Published on: August 21, 2026

How many statements are correct about the given diagramatic representation of glycogen?

and

are non-reducing ends and

, 6 -glycosidic bonds are present at C & D positions.
Three

and

are reducing ends
Four

A and E are reducing ends
Two

β-1, 4-glycosidic bonds are present at C and D positions and only E is the reducing end.
Only one

Text Solution

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The correct answer is:

Glycogen is a branched polymer of glucose in which the straight chains are linked by glycosidic bonds and the branch points are formed by glycosidic bonds. It has a single reducing end and several non-reducing ends, and degradation or synthesis occurs mainly at the non-reducing ends. In the given diagram, and represent non-reducing ends while is the only reducing end. The branching points C and D contain , 6 linkages, not bonds. Therefore, out of the given statements, only statement is correct. Hence, the correct answer is only one.