DNA must be present in the form of nbsp- nbsp- nbsp-for it to synthesise RNA-chromatidchromosomenucleosomechromatin

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Standard XII

Biology

Chromosomes

DNA must be p...

Question

DNA must be present in the form of for it to synthesise RNA.

chromatid

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chromosome

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nucleosome

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chromatin

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Solution

The correct option is D chromatin
Inside the nucleus, DNA is usually present in the form of thread-like structures called chromatin fibres. During cell division, these chromatin fibres condense and thicken to form distinct structures called chromatids.
Sister chromatids join together at kinetochore to form distinst structures called chromosome.

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Similar questions

Q. DNA must be present in the form of for it to synthesise RNA.

To use restriction enzyme for cutting the DNA ,the DNA must be in pure form, i.e. it should be free from associated compounds like proteins and RNA. How is it achieved?

Q. Complete the following paragraph.
With the help of RNA, the _______________ present in the form of DNA participate in the functioning of cell. Information about _____________ synthesis is stored in the DNA and synthesis of appropriate ___________ as per requirement is necessary for body. These proteins are synthesized by DNA through RNA. This is called as ______________.

The sequence of nucleotides in mRNA being produced is __________ to the DNA strand used for synthesis.

Q. Fill in the following blanks with appropriate options.

(A) Information present in the DNA is transcribed in the form of codons in ____(i)______ for protein synthesis.

(B) __(ii)_______is a constituent of ribosomes.

(C) Around 80% of the total cellular RNA is ___(iii)____.

(D) ____(iv)______ carries amino acids to the ribosomes and mRNA to carry out protein synthesis.

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