Assertion : $DNA$ is associated with proteins.
Reason : $DNA$ binds around histone proteins that form a pool and the entire structure is called a nucleosome.
If both Assertion and Reason are correct and the Reason is a correct explanation of the Assertion.
If both Assertion and Reason are correct but Reason is not a correct explanation of the Assertion.
If the Assertion is correct but Reason is incorrect.
If both the Assertion and Reason are incorrect.
Watson and Crick are known for their discovery that $DNA$
Which one of the following statements about Histones is wrong?
The reason for double helical structure of $DNA$ is operation of
Distinguish between heterochromatin and euchromatin. Which of the two is transcription-ally active ?
If a double stranded $DNA$ has $20$ per cent of cytosine, calculate the per cent of adenine in the $DNA$.