Botany-DNA Structure
NEET Botany DNA Structure MCQ Question
Type: MCQ-fact-Hard-Class 12
What is found at the 3'-end of a polynucleotide chain?
A
Free OH group of 3' C
B
Phosphate moiety
C
Nitrogenous base
D
Deoxyribose sugar
Correct Answer
Option A
Detailed Explanation
At the 3'-end of a polynucleotide chain, there is a free OH group of the 3' C of the sugar, as stated in the NCERT context.
Found an issue with this question?