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Nitrogenous bases present in DNA...

Nitrogenous bases present in DNA

A

Adenine, guanine, cytosine, thymine

B

Adenine, guanine, cytosine, uracil

C

Adenine, thymine, uracil

D

Guanine, uracil

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The correct Answer is:
A
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MODERN PUBLICATION-MOLECULAR BASIS OF INHERITANCE -COMPETITION FILE OBJECTIVE TYPE QUESTIONS (Multiple Choice Questions (MCQs) :)
  1. The enzyme needed in biological system for joining two molecules is ca...

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  2. Which of the following is structural subunit of DNA ?

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  3. Nitrogenous bases present in DNA

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  4. DNA replication occurs during which part of cell cycle?

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  5. Which is not found in RNA?

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  6. Hargovind Khorana is known for

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  7. The lac operon consists of

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  8. The unequivocal proof of DNA as the genetic material came from the stu...

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  9. Given below is a sample of a portion of DNA strand giving the base seq...

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  10. The double helical model of the DNA was proposed by Watson and Crick b...

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  11. The pyrimidine base which confers additional stability to DNA over RNA...

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  12. Methyl guanosine triphosphate is associated with :

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  13. Which one the following statements are correct ? (i) RNA polymerase ...

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  14. In Hershey and Chase experiments , radioactive .^(32)P was used to cul...

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  15. The inducer for switching 'on' the lac operon in bacteria is

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  16. Select the incorrect statement (s) : 1. Six codons do not code for ...

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  17. The haploid content of human DNA is

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  18. During transcription, DNA site at which RNA polymerase binds is called

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  19. In a double stranded DNA molecule , the percentage of cytosine is 18. ...

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  20. DNA contains nucleobases, sugar and phosphate. Removal of which among ...

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