Choose the correct option considering the statements.Statement A: Packaging of chromatin at higher level requires additional set of proteins that are collectively referred to as non-histone chromosomal proteins. Statement B. Heterochromatin is transcriptionally active.

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Only A is correct.

Only B is correct.

Both A and B are correct.

Both A and B are incorrect.

answer is A.

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Detailed Solution

The packaging of chromatin at higher level requires additional set of proteins that collectively are referred to as Non-histone Chromosomal (NHC) proteins. Heterochromatin is transcriptionally inactive.

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