The technique of DNA fingerprinting involves the following events in the order

1. isolation of DNA

2. DNA digestion by Restriction Endonuclease

3. DNA separation

4. Southern blotting

5. Hybridisation

6. Autoradiography

1. 654321

2. 132456

3. 123456

4. 132546

Subtopic:  DNA Fingerprinting |
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VNTR belongs to which class of DNA

(1)mini-satellite

(2)macro-satellite

(3)nano-satellite

(4)kilosatellite

Subtopic:  DNA Fingerprinting |
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The size of VNTR varies from

1. 0.1 to 20 kb

2. 0.1 to 200 kb

3. 1 to 20 kb

4. 0.10 to .20 kb

Subtopic:  DNA Fingerprinting |
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The DNA fingerprinting is same for

(1) cousins

(2) monozygotic twins

(3) Dizygotic twins

(4) siblings

Subtopic:  DNA Fingerprinting |
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The DNA fingerprinting has applications in

(1)forensic sciences

(2)population genetics

(3)genetic diversities determination

(4)All of the above

Subtopic:  DNA Fingerprinting |
 91%
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Father of DNA fingerprinting is

(1) H.J.Khorana

(2) Alec Jeffreys

(3) Karry Mullis

(4) E.M Southern

Subtopic:  DNA Fingerprinting |
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The DNA molecule takes a complete turn after

(1) Every base pair

(2) Every five base pairs

(3) Every ten base pairs

(4) Every two base pairs

Subtopic:  DNA Double Helix |
 88%
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Genes are made up of

(1)Histone

(2)A portion of DNA

(3)Hydrocarbons

(4)Lipoproteins

Subtopic:  Transcription |
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Which of the following is correct with regards to the arrangement of DNA in the chromosome?

(1)There are several DNA helices in a chromosome , which are joined together with the help of the protein linkers

(2)Each chromosome has bundles of DNA duplexes , much like a rope

(3)A single DNA double helix is highly coiled and folded along the length of the chromosome

(4)Each chromosome is made up of two DNA helices , which are highly folded

Subtopic:  DNA Packaging |
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In his experiment on the chemistry of DNA, Chargaff estimated the base composition of human sperms and found Adenine is 19%, then the amount of Thymine in somatic cell will be
(1)19%

(2)31%

(3)38%

(4)62%

Subtopic:  The DNA |
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