A plasmid

A

Plasmids are used widel in gene transfer

B

These are found in viruses

C

Plasmids contain genes for vital activities

D

These are main part of chromosomes

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The correct Answer is:
A
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Given below are some step for slicing foreign DNA into a plasmid and then inserting the plasmid into a bacterium. (i) Transform bacteria with recombinant (ii) Cut the plasmid DNA using restriction enzyme . (iii) Extract plasmid DNA to - DNA fragments DNA (iv) Bind the plasmid DNA to non-plasmid DNA fragments . (v) Use ligase to seal plasmid DNA to non- plasmid DNA Arrange the above steps in the right sequence and select the CORRECT option

I. Transform bacteria with recombinant DNA molecule. II. Cut the plasmid DNA using restriction enzymes. III. Extract plasmid DNA from bacteria cells. IV. Hydrogen-bond the plasmid DNA to non-plasmid DNA fragments. V. Use ligate to seal plasmid DNA to non-plasmid DNA. From the given list, which of the following is the most logical sequence of steps for splicing foregain DNA into a plasmid and inserting the plasmid into a bacterium ?

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AAKASH INSTITUTE ENGLISH-BIOTECHNOLOGY-PRINCIPLES AND PROCESSES-ASSIGNMENT SECTION-C (Previous Years questions )
  1. Gel electrophoresis is used for

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  2. The linking of antibiotic resistance gene with the plasmid vector beca...

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  3. Restriction endonuclease -

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  4. Two bacteria most useful in genetic engineering are :

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  5. Production of a human protien in bacteria by genetic engineering is p...

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  6. Which one of the following hydrolyses internal phosphodiester, bonds i...

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  7. All the following statements about Stanley Cohen and Herbert Boyer ar...

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  8. There are three basic steps in genetically modifying an organism. Whic...

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  9. A plasmid

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  10. The technique of extraction of DNA fragments from the gel is called:

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  11. In plant biotechnology , PEG is used in:

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  12. Restricito enzymes cut the strand of DNA a little away from the centre...

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  13. Which of the following is referred to as Molecular glue?

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  14. Genetic engineering is possible because

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  15. After completing the transformation experiment involving the coding se...

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  16. Plasmids are used in genetic engineering because they are :

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  17. The term 'B' and 'R' in the name pBR322 represents which of the follow...

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  18. You suspect your patient to be suffering from a bacterial disease, how...

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  19. Downstreaming process in biotechnology refers to

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  20. cDNA is

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