(C) In a $DNA$ strand,the $5'$ end refers to the end where the $5^{th}$ carbon atom of the deoxyribose sugar is not involved in a phosphodiester bond

Name: Exam Paper Generator | JEE NEET Paper Generator | Vedclass
Brand: Vedclass
Rating: 5 (35 reviews)

The fifth carbon of pentose sugar is free

(C) In a $DNA$ strand,the $5'$ end refers to the end where the $5^{th}$ carbon atom of the deoxyribose sugar is not involved in a phosphodiester bond with another nucleotide,leaving it free (often attached to a phosphate group). Similarly,the $3'$ end is the end where the $3^{rd}$ carbon of the pentose sugar is free.

Class 12 Biology Molecular Basis of Inheritance The DNA

Medium

In the $5'$ end of a $DNA$ molecule:

A
The fifth carbon of pyrimidine base is free
B
The fifth carbon of purine base is free
C
The fifth carbon of pentose sugar is free
D
Both $(a)$ and $(c)$

Explore More

Browse All

Question Bank

All Subjects

Class 12 Questions

Class 12

Biology Questions

Chapter

Molecular Basis of Inheritance

Subtopic

The DNA

What is the distance between two consecutive base pairs in the structure of $DNA$ (in $nm$)?

Easy

View Solution

In $B-DNA$,the rise per base pair would be

Medium

View Solution

What types of nitrogenous bases are present in $DNA$ and $RNA$ respectively?

Medium

View Solution

Assertion : In a $DNA$ molecule,$A-T$ rich parts melt before $G-C$ rich parts.
Reason : In between $A$ and $T$ there are three $H-$ bonds,whereas in between $G$ and $C$ there are two $H-$ bonds.

MediumAIIMS 2015

View Solution

In the structure of $DNA$,which components are positioned opposite to each other,at an equal distance,and in opposite directions?

Easy

View Solution

Vedclass Products

For Students

Vedclass Test Series

Mock tests in real JEE/NEET style with performance analysis. 5-day free trial.

Start Free Trial

For Teachers

Exam Paper Generator

Generate Set A/B/C/D exam papers from 7.5L+ questions in 2 minutes. 3 chapters free.

Try Free

For Institutes

Online Exam Module

Live online exams with unlimited students, 360° analytics & white-label branding.

See Demo

In the $5'$ end of a $DNA$ molecule:

Similar Questions

What is the distance between two consecutive base pairs in the structure of $DNA$ (in $nm$)?

In $B-DNA$,the rise per base pair would be

What types of nitrogenous bases are present in $DNA$ and $RNA$ respectively?

Assertion : In a $DNA$ molecule,$A-T$ rich parts melt before $G-C$ rich parts.Reason : In between $A$ and $T$ there are three $H-$ bonds,whereas in between $G$ and $C$ there are two $H-$ bonds.

In the structure of $DNA$,which components are positioned opposite to each other,at an equal distance,and in opposite directions?

Vedclass Test Series

Exam Paper Generator

Online Exam Module

Assertion : In a $DNA$ molecule,$A-T$ rich parts melt before $G-C$ rich parts.
Reason : In between $A$ and $T$ there are three $H-$ bonds,whereas in between $G$ and $C$ there are two $H-$ bonds.