STANDARD Zoology Structure of DNA MCQ Question
Which of the following is not relevant to the structure of double helical DNA
The helix makes one complete spiral turn every 34 Å
The diameter of the helix is 20° Å
The distance between adjacent nucleotide is 3.4 Å
Each strand of helix has a backbone made up of alternating ribose sugar and phosphate
Correct Answer
Detailed Explanation
The diameter of the DNA helix is approximately 20 Å, not 20° Å. The other options correctly describe the structural features of DNA.
Found an issue with this question?
Related Questions
More from Molecular Basis of Inheritance
More from
What is the function of tRNA in the process of translation?
Assertion (A): The coding strand of DNA has the same sequence as the RNA transcript. | Reason (R): The coding strand is involved in the polymerization...
If the human genome consists of 3 × 10^9 base pairs and 0.1% of these sequences differ among individuals, how many base pairs would be expected to dif...