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What is the first step in Southern Blott...

What is the first step in Southern Blotting technique ?

A

Isolation of DNA from a nucleated cell such as the one from the scene of crime

B

Denaturation of DNA on the gel for hybridization with specific probe

C

Production of group of genetically identical cells

D

Digestion of DNA by restriction enzyme

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The correct Answer is:
D
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MBD PUBLICATION-PRINCIPLES AND PROCESS OF BIOTECHNOLOGY-QUESTION BANK
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  2. DNA fingerprinting technique was first developed by :

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  3. What is the first step in Southern Blotting technique ?

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  4. An example of gene therapy is :

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  5. The total number of nitrogenous bases in human genome is estimated to ...

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  6. Name of the drug used in cancer treatment produced by using biotechnol...

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  7. Which of the following pairs is correctly matched ?

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  8. T1 plasmid is used for making transgenic plants. It is obtained from:

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  9. Somaclonal variation can be obtained by:

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  10. The enzyme used for cutting DNA segment in genetic engineering is :

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  11. Widely used tool in genetic engineering of crop plants is :

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  12. Which one of the following hydrolyses internal phosphodiester bonds in...

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  13. There is a restriction endonuclease called EcoRI. What does "co" part ...

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  14. Agarose extracted from sea weeds finds use in :

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

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  16. In DNA fingerprinting which of the following is true ?

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  17. Matching sequence of DNA between two evidences, one of the criminal wi...

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  18. A technology which has found immense use in solving cases of disputed ...

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  19. First hormone prepared by genetic engineering is :

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  20. First biochemical to be produced commercially by microbial colning and...

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