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Identify the wrong statement about DNA....

Identify the wrong statement about DNA.

A

The length of DNA is defined as the number of base pairs present in it

B

Cytosine is common to both DNA and RNA

C

In a nucleotide, the nitrogenous base is linked to a phosphate group

D

Thymine is chemically 5-methyl uracil

Text Solution

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The correct Answer is:
C
In a nucleotide the 5'-OH of a nucleoside (rather than a nitrogen base) is linked to a phosphate group
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ARIHANT NEET-GENE, ITS EXPRESSION AND REGULATION-Chapter Exercise (C) Medical entrance s gallery
  1. If an inheritable mutation is observed in a population at high freque...

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  2. An eukaryotes, RNA polymerase II transcribes :

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  3. Identify the wrong statement about DNA.

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  4. Which property among these listed below is not a criteria for a molecu...

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  5. Which triplet codon does not have t-RNA associated with it ?

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  6. Read the following statements and choose the correct opton. I. RNA p...

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  7. Choose the correct statement

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  8. Aminoacylation of tRNA is essential for

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  9. Which codon is not an indicator of completion of protein synthesis ?

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  10. If the sequence of bases in the coding strand of a double stranded NDA...

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  11. Which of the following processes was discovered by Lederberg and Tatum...

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  12. Formation of polysome does not require :

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  13. The region of DNA sequence that provides binding site for RNA polymera...

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  14. Who gave semiconservative mode of DNA replication for the first time i...

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  15. In lac operon if mutation occurs in the middle gene of the 'structura...

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  16. Which option is corect for the amino acid and the total number of thei...

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  17. Which option shows correctly labelled region in the given diagram of D...

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  18. If the codon GGU is reversed, the resulting codon will code for this a...

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  19. Identify the correct pair of combinations. I. .^(14)C- Distinction b...

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  20. Assume that the occurrence of nitrogen bases in adjacent positions in ...

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