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Whose experiments cracked the DNA and di...

Whose experiments cracked the DNA and discovered unequivocally that a genetic code is a "triplet" :-

A

Hershey and Chase

B

Morgan and Sturtevant

C

Beadle and Tatum

D

Nirenberg and Mathaei

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The correct Answer is:
B
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select true (T) or false (F) for the following statements and choose the correct option. A. QB bacteriophage has RNA as genetic material. B. Free 2'OH of RNA makes it more labile and easily degradable. C. The experiment of Hershey and chase gave unequivocal proof that DNA is the genetic meterial.

AAKASH INSTITUTE-MOLECULAR BASIS OF INHERITANCE -ASSIGNMENT (SECTION -C) Previous Years Questions
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  2. What is not true for genetic code

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  4. Which one of the following pairs of nitrogenous bases of nucleic acids...

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  5. In the DNA molecules.

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  6. Which one of the following pairs of codons is correctly matched with t...

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  9. The Okazaki fragments in DNA chain growth :

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  10. Molecular basis of organ differentiation depends on the modulation in ...

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  11. Telemere repetitive DNA sequences control the function of eukarote chr...

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  12. During transcription holoenzyme RNA polymerase binds to a DNA sequence...

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  13. The two polynucleotide chains in DNA are

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  14. The length of DNA molecile greatly exceeds the dimensions of the nucle...

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  15. One turn of the helix in a B- from DNA is approximately

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  16. Antiparallel strands of a DNA molecule means that :

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  17. Amino acid sequence, in protein synthesis is decided by the sequence o...

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  18. One-gene-one enzyme hypothesis was proposed by :-

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  19. During transcription holoenzyme RNA polymerase binds to a DNA sequence...

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  20. E. colicells with a mutated z gene of the lac operon cannot grow in me...

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