The final proof for DNA as the genetic material come from the experiments of 

1. Griffith

2. Hershey and chase 

3. Avery, Macleod and McCarty 

4.  Hargobind Khorana 

Subtopic:  Search for Genetic Material:I | Search for Genetic Material: II | Search for Genetic Material |
 85%
From NCERT
NEET - 2017
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The association of histone H1 with a nucleosome indicates 

(1) transcription is occuring

(2) DNA replication is occuring

(3) the DNA is condensed into chromatin fibre

(4) the DNA double helix is exposed

Subtopic:  DNA Packaging |
 85%
From NCERT
NEET - 2017
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Which of the following RNAs should be most abundant in animals cell ?

(1) rRNA

(2) tRNA

(3) mRNA

(4) miRNA

Subtopic:  Transcription: III | Transcription |
 63%
NEET - 2017
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Taylor conducted the experiments to prove semi-conservative mode of chromosome replication on

(1) Vinca rosea

(2) Vicia faba

(3) Drosophila melanogaster

(4) E. coli

Subtopic:  DNA Replication: I | DNA Replication |
 84%
From NCERT
NEET - 2016
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The equivalent of a structural gene is

(1) muton

(2) cistron

(3) operon

(4) recon

Subtopic:  Transcription: III | Transcription |
 82%
From NCERT
NEET - 2016
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Which of the following rRNAs act as structral RNA as well as ribozyme in bacteria ?

(1) 5 srRNA

(2) 18 srRNA

(3) 23 srRNA

 (4) 58 srRNA

 

Subtopic:  Translation Mechanism |
 76%
From NCERT
NEET - 2016
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DNA-dependent RNA polymerase catalyses transcription on one strand of the DNA which is called the 

(1) template strand

(2) coding strand

(3) alpha strand

(4) anti strand

Subtopic:  Transcription:II | Transcription |
 81%
From NCERT
NEET - 2016
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Which of the following is not required for any of the techniques of DNA fingerprinting available at present ?

(1) Zinc finger analysis

(2) Restriction enzymes

(3) DNA-DNA hybridisation

(4) Polymerase chain reaction

Subtopic:  DNA Fingerprinting |
 76%
NEET - 2016
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Which one of the following is the start codon?

(1) UGA

(2) UAA

(3) UAG

(4) AUG

Subtopic:  Transcription: III | Transcription |
 89%
From NCERT
NEET - 2016
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Which one of the following is not applicable to RNA ?

1. Complementary base pairing

2. 5' phosphoryl and 3' hydroxyl ends

3. Heterocyclic nitrogenous bases

4. Chargaff's rule

Subtopic:  The DNA |
 72%
From NCERT
NEET - 2015
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