Class 12 Biology Molecular Basis of Inheritance The DNA

Easy

Which of the following statements is correct regarding the $DNA$ molecule?

A
The ratio of $Adenine$ to $Thymine$ varies significantly among different organisms.
B
It consists of two strands that run antiparallel,one in the $5' \rightarrow 3'$ direction and the other in the $3' \rightarrow 5'$ direction.
C
The total amount of $Purine$ and $Pyrimidine$ nucleotides is always equal.
D
It consists of two strands that run parallel in the $5' \rightarrow 3'$ direction.

Explore More

Browse All

Question Bank

All Subjects

Class 12 Questions

Class 12

Biology Questions

Chapter

Molecular Basis of Inheritance

Subtopic

The DNA

Similar Questions

If a $DNA$ molecule contains $10,000$ base pairs,what is its length (in $nm$)?

Medium

$A$ distinct mechanism that usually involves a short segment of $DNA$ with a remarkable capacity to move from one location in a chromosome to another is called:

Easy

What type of bond exists between $A$ (Adenine) and $T$ (Thymine)?

Medium

Identify the correct sequence of genetic material in descending order of size (from largest to smallest).

Medium

Describe the structure of a polynucleotide chain of $DNA$ or $RNA$.

Medium

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.

For Institutes

Online Exam Module

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