Multiple choice

The negatively charged DNA is wrapped around the positively charged histone octamer to form a structure. What is that structure called?

  1. Nucleosome

  2. Chromatin

  3. Euchromatin

  4. Heterochromatin

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A Correct answer
Explanation

This option is correct, DNA is wrapped around the histone octamer to form a nucleosome. A typical nucleosome contains 200 bp of DNA helix.