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Assertion: The DNA fragments can be sepa...

Assertion: The DNA fragments can be separated by a technique known as Gel electrophorosis
Reason :The fragments separates according to their shape through the sieving effect provided by agarose gel

A

If both Assertion & Reason are True & the Reason is a correct explanation of the Assertion

B

It both Assertion & Reason are True but Reason is not a correct explanation of the Assetion

C

If Assertion is True but the Reason is False

D

If both Assertion & Reason are false

Text Solution

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The correct Answer is:
C
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Assertion : Small DNA fragments will arrange towards the positive end after gel electrophoresis. Reason : DNA is negatively charged.

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Read the following statements regarding agarose gel electrophoresis and select the CORRECT ones. I. The longest DNA fragments are nearest to the anode. II. The matrix of the gel is a natural polymer obtained from seaweeds. III The process is used to check the progression of restriction enzyme digestion. IV. The fragments of DNA separated due to the sieving effect provided by agarose gel.

ALLEN-BIOTECHNOLOGY AND MICROBES IN HUMAN WELFARE-Exercise IV
  1. Assertion (A) : Restriction endonucleases recognise short pallindromic...

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  2. Assertion: The recombinant DNA molecule cannot be created, unless one ...

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  3. Assertion: The DNA fragments can be separated by a technique known as ...

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  4. Assertion: One can see bright orange coloured band of DNA in a ethidiu...

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  5. Assertion: In Gel electrophorosis, ''the smalller the fragment size, t...

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  6. Assertion: Presence of restriction sites of many enzymes within the ve...

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  7. Assertion: A good vector in that whose ori support high copy number ...

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  8. Assertion : Newer Antibiotics are required to be prosuced Regula...

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  9. Assertion: The inactivation of any vector gene due to insertion of des...

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  10. Assertion: Recombinant colones will produce blue colour in the medium ...

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  11. Assertion: Ti-plasmids & retrovirus are used as vectors in gene transf...

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  12. Assertion: DNA cannot pass through cell membranes Reason :DNA is a h...

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  13. Assertion: Bacterial cells first be made competent by monovalent catio...

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  14. Assertion: In biolistics method, cells are bombarded with high velocit...

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  15. Which technique is used to check the progression of restriction enzyme...

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  16. Assertion: A thermostable DNA polymerase in used in PCR for repeated a...

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  17. Recombinant DNA bearing ampicillin resistance gene is passed in E. col...

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  18. Assertion: The recombinant cells are multiplied in a continuous cultur...

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  19. Assertion: A bioreactor provides the optimal conditions for achieving ...

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  20. Assertion: The most commonly used bioreactors are of stirring type R...

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