Question:medium
How many base pairs will be there in 20 nucleosomes in a DNA double helix?
How many base pairs will be there in 20 nucleosomes in a DNA double helix?
Show Hint
Nucleosomes are the fundamental units of chromatin, with DNA wrapped around histone proteins.
Updated On: Jan 13, 2026
- 4000
- 40
- 20
- 2000
Show Solution
The Correct Option is A
Solution and Explanation
\begin{itemize} \item A nucleosome is composed of 200 base pairs of DNA. \item 20 nucleosomes contain $20 \times 200 = 4000$ base pairs.\end{itemize}% Quick tip
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