What are the positions of $N$ atoms present in the purine ring of nucleic acids?
- A$1, 3$ and $5$
- B$1, 3$ and $9$
- C$1, 5, 7$ and $9$
- D$1, 3, 7$ and $9$
Explore More
Similar Questions
What is the difference between a nucleoside and a nucleotide?
Medium
View SolutionWhich of the following is not present in a nucleotide?
Medium
View SolutionWrite the important structural and functional differences between $DNA$ and $RNA$.
Difficult
View SolutionHow are nucleotides linked together in nucleic acids?
Easy
View SolutionIf one strand of $DNA$ has the sequence $ATCGTATG$,the sequence in the complementary strand would be
Vedclass Products
For Students
Vedclass Test Series
Mock tests in real JEE/NEET style with performance analysis. 5-day free trial.
Start Free TrialFor Teachers
Exam Paper Generator
Generate Set A/B/C/D exam papers from 7.5L+ questions in 2 minutes. 3 chapters free.
Try FreeFor Institutes
Online Exam Module
Live online exams with unlimited students, 360° analytics & white-label branding.
See Demo