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The ends of DNA fragments are stickly du...

The ends of DNA fragments are stickly due to

A

Unpaired bases

B

Free methylation

C

Endonulcease

D

Calcium ions

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The correct Answer is:
A
The ends of DNA fragments are sticky due to unpaired bases
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A2Z-BIOTECHNOLOGY: PRINCIPLES AND PROCESSES-Section D: Chapter-end Test
  1. In genetic engineering , restriction enzymes are used for cutting

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  2. Melting of DNA at 70^(@)C is due to breakdown of

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  3. Fragments of DNA formed after treatment with endonucleases are separat...

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  4. Plasmids are suitable vectors for gene cloning because they are

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  5. Identify the plasmid

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  6. Autonomously replicating circular extrachromosomal DNA is called

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  7. In recombinant DNA technology, the term vector refers to

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  8. Vector for T-DNA is

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  9. What is true of plasmid

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  10. T(1) plasmid is used for making transgenic plants. It is obtained from

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  11. Tumour inducing plasmid used in producing transgenic plants is that of

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  12. In gel electrophoresis, differential mobility of DNA depends upon

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  13. Restriction enzymes are also called

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  14. The chemical knives of DNA are Or Enzyme that cleaves nucleic ac...

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  15. Which one of the following palindromic base sequences in DNA can be ea...

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  16. The enzyme capable of cutting DNA molecule at specific sites is

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  17. Biolistic technique is used in :

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  18. The ends of DNA fragments are stickly due to

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

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  20. The most extensively used bacteria in genetic engineering is

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