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Which of the following is not a characte...

Which of the following is not a characteristic of pBR322 vector ?

A

It was the first artificial cloning vector constructed in 1977 by Boliver and Rodriguez.

B

It is the most widely usedm versatile and easily manipulated vector,

C

It has two antibiotic resistance genes `tet^(R)` and `amp^(R)`

D

It does not have restriction site for sall.

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The correct Answer is:
D
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NCERT FINGERTIPS-BIOTECHNOLOGY - PRINCIPLES AND PROCESSES-Biotechnology - Principles And Processes
  1. Read the following statements and select the correct ones. (i) Elect...

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  2. In pBR322, tetracycline resistance gene (tet^(R)) has recognition site...

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  3. Which of the following is not a characteristic of pBR322 vector ?

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  4. What will be the effect if pBR322, a cloning vector does not carry 'or...

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  5. Using recombinant DNA technology, genes from a donor cell can be inser...

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  6. An advantage of using yeasts rather than bacteria as recipient cells f...

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  7. Read the given statements and select the correct option. Statement 1...

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  8. In the process of insertional inactivation

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  9. If a person obtains transformants by inserting a recombinant DNA withi...

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  10. Read the given statements and select the correct option Statement 1 ...

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  11. During insetional inactivation, the presence of a chromogenic substrat...

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  12. Which of the following bacteria is used as a vector for plant genetic ...

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  13. Which of the following microbes transform normal plant and animal cell...

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  14. Read the given statements and select the correct option. Statement 1...

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  15. a crown gall bacterium, is called an natural genetic engineer' of plan...

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  16. DNA cannot pass through a cell membrane as

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  17. The term "competent" refers to

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  18. The correct sequence of making a cell competent is

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  19. Match the terms given in column I with their definitions in column II ...

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  20. Micro-injection is a method used to

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