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[A]: DNA is associated with proteins. ...

[A]: DNA is associated with proteins.
[R]: DNA wound around histone proteins that form a pool and the entire structure is called nucleosome

A

Lipids

B

Sugars

C

Zymogens

D

Water

Text Solution

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The correct Answer is:
D
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Assertion : DNA is associated with proteins. Reason : DNA binds around histone proteins that form a pool and the entire structure is called a nucleosome.

DNA is associated with basic protein

DNA is not associated with histones in

DNA is wrapped around the histone octamer to form

Go through the following statements: (i) a typical nucleosome contains 400 bp of DNA helix. (ii) The positively charged DNA is wrapped around the negatively charged histoned octamer to form a structure called nucleosome. (iii) Histones are rich in the basic amino acid residues asparagine ad valine (iv) The packaging of chromatin at higher level requires additional set of proteins that collectively are referred to as nonhistone chromosomal proteins. Find out the wrong statements:-

The protein coat around a virus is called

units of proteins which unite in long chains to form proteins are called

What is the entire DNA sequence of an organ called?

[A] : Histone proteins are synthesized during S phase . [R] : Histone proteins are found associated with DNA to form beed like nucleosomes .

Within nucleus, DNA is organised along with proteins into material called