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Bacteria protect themselves from viruse...

Bacteria protect themselves from viruses by fragmenting viral DNA with

A

Endonuclease

B

Exonuclease

C

Gyrase

D

Ligase

Text Solution

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The correct Answer is:
A
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DINESH PUBLICATION-PRINCIPLES AND APPLICATIONS OF BIOTECHNOLOGY-RQ
  1. In gel electrophoresis, differential mobility of DNA depends upon

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  2. Which one is cloning plasmid, not an expression plasmid

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  3. Bacteria protect themselves from viruses by fragmenting viral DNA wit...

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  4. The technique of production of monoclonal antibodies was developed by

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  5. In plant biotechnology, root tumours are induced by

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  6. A transgenic plant having higher storage protein is

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  7. First step in Southern blot technique is

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  8. Which is obtained from genetic engineering

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  9. Which is used in production of insulin by genetic engineering

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  10. Which one is not a biofertilizer

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  11. Which is correctly matched

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  12. Golden Rice is variety rich in

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  13. What are correctly matched : 1. Ligase - Joins short segments of DNA...

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  14. Main objective of production of herbicide resistant GM crops is to

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  15. Which of the following has not been synthesized by DNA technology ?

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  16. Disorder in which B-lymphocytes and T-lymphocytes are not formed in:

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  17. Transgenic hirudin is obtained from:

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  18. In cloning experiments cDNA molecules can be obtained from an mRNA cop...

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  19. Which is employed for synthesis monoclonal antibody by hybridisation t...

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  20. Restriction enzymes are also called

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