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An antibiotic resistance gene in a vecto...

An antibiotic resistance gene in a vector usually helps in the selection of

A

Transformed cells

B

Non-transformed cells

C

Competent cells

D

Non-recombinant cells

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Verified by Experts

The correct Answer is:
A
An antibiotic resistance gene in a vector usually help in the selection of transformed cells
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E. coli cloning vector pBR322 showing restriction sites ori and antibiotic resistance genes is given below. Select the correct option .

A2Z-BIOTECHNOLOGY: PRINCIPLES AND PROCESSES-Section A: Topicwise Questions (topic 2: Tools Of Tecombinant Dna Technology) Trestriction Enzymes ,
  1. Read the following statements and find out the incorrect statements wi...

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  2. Which of the following bacteria is not a source of restriction endonu...

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  3. An antibiotic resistance gene in a vector usually helps in the selecti...

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  4. Which statement is incorrect regarding to restriction endonuclease enz...

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  5. Some foreign DNA fragment is attached to Cla I site of pBR 322. This r...

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  6. Selective markers in plasmids are used to

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  7. An enzyme catalysing the removal of nucleotides from the ends of DNA i...

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  8. BamH I site in present at

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  9. Selectable markers are present in

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  10. In pBR 322 amp^(R) and "tet"^(R) gene are present. When we ligate a fo...

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  11. DNA staining by ethidium bromide is followed by the exposure to UV ray...

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  12. Which is responsible for controlling the copy number of the linked DNA...

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  13. Restriction' in restriction enzyme refers to

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  14. The role of DNA ligase in the construction of a recombinant DNA molec...

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  15. Recognise the figure and find out the correct matching

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  16. Genetic engineering has been made possible due to

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  17. Plasmids are used in genetic engineering because they are

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  18. Which statement is incorrect

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  19. Which of the following is a plasmid ?

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  20. Genes for antibiotic resistance located in Or Bacterial resistance...

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