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Identify the incorrect statement...

Identify the incorrect statement

A

(a) a base is a substance that accepts `H^(+)` ion

B

(b) Both DNA and RNA have four bases

C

(c) Purines have single carbon-nitrogen ring

D

(d) Thymine is unique for DNA

Text Solution

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The correct Answer is:
C
Purines have single carbon-nitrogen ring
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FULL MARKS-MOLECULAR GENETICS-ADDITIONAL QUESTIONS (1 - MARK QUESTIONS)
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  2. A nucleoside is composed of …………………….

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  3. Identify the incorrect statement

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  4. Watson and Crick proposed their double helical DNA model based on the ...

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  5. The term 'RNA World' was first used by ""

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  6. The distance between two consecutive base pairs in DNA is ""

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  7. If the length of E. coli DNA is 1.36 mm, the number of base pairs is …...

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  8. Identify the proper sequence in the organisation of eukaryotic chromos...

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  9. Assertion (A) : Genophore is noticed in prokaryotes. Reason (R): Bac...

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  10. Assertion (A): Heterochromatin is transcriptionally active. Reason (...

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  11. Assertion (A): Semi-conservative model was proposed by Hershey and Cha...

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  12. Kornberg enzyme is called as …………………

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  13. Replication of DNA occurs at ……………….. phase of cell cycle.

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  14. Semiconservative DNA replication was first demonstrated by

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  15. How many types of DNA polymerases does an eukaryotic cell possess?

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  16. Identify the incorrect statement

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  17. The discontinuously synthesized fragments of lagging strand are called...

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  18. Retroviruses posses ………………… as genetic material.

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  19. Which is NOT a part of transcription unit?

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  20. Goldberg - Hogness box of eukaryotes is equivalent to ……………………. of pro...

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