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Chromosomes

What is not t...

Question

What is not true for DNA in prokaryotes?

A

present in the form of a compact structure called nucleoid

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B

the coils are maintained by non-histone basic proteins

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C

found in cytoplasm in a supercoiled condition

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D

packaged as nucleosomes along with histones

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Solution

The correct option is D packaged as nucleosomes along with histones
Prokaryotes lack histones.

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Similar questions

Q. 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 histone octamer to form a structure called nucleosome.
(iii) Histones are rich in the basic amino acid residues asparagine and valine
(iv) The packing of chromatin at higher level requires additional set of proteins that collectively are referred to as Non-histone chromosomal proteins.

Find the out the incorrect statements,

Q. Assertion :DNA is associated with proteins. Reason: DNA binds around histone proteins that form a pool and the entire structure is called as a nucleosome.

Q. Histones are responsible for packaging the DNA into a compact structure.

Q. RNA coiled around histone protein is called a nucleosome.

Q. The structural unit formed by tight coiling of DNA around the histone octamer is called the .

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