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Read the given statements and select the...

Read the given statements and select the correct option,
Statement 1 : Restriction endonuclease enzymes recongnise a specific palindromic nucleotide sequence in the DNA
Statement 2: Restriction endonuclease enzymes are called as molecular scissors or biological scissors.

A

Both statements 1 and 2 are correct

B

statement 1 is correct but statement 2 is incorrect

C

statement 1 is incorrect but statement 2 is correct

D

both statements 1 and 2 are incorrect

Text Solution

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The correct Answer is:
A
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NCERT FINGERTIPS-BIOTECHNOLOGY - PRINCIPLES AND PROCESSES-Biotechnology - Principles And Processes
  1. The source of the restriction enzyme Hindll is

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  2. A restriction endonuclease breaks bonds between the

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  3. Read the given statements and select the correct option, Statement 1...

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  4. Study the following figures and identify the enzymes involved in steps...

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  5. Which of the following correctly depicts the recongnition site for Eco...

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  6. The sticky ends of a fragmented DNA molecule are made of

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  7. The restrcition enzyme responsible for the cleavage of following seque...

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  8. Identify the palindromic sequence in the following

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  9. Which of the following statements is not correct regarding EcoRl restr...

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  10. Which of the following sequences is recongnised by restriction enzyme ...

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  11. If a plasmid vector is digested with EcoRl at a single site, then

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  12. How many fragments will be generated if you digest a linear DNA molecu...

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  13. How many fragments will be generated on the digestion of a closed circ...

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  14. The flow chart given below represents the process of recombinant DNA t...

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  15. In recombinant DNA technology, a plasmid vector is cleaved by

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  16. Gel electrophoresis is a

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  17. Gel electrophoresis is used for

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  18. Having become an expert on gel electrophoresis, you are asked to exami...

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  19. When of the following steps should be performed by a preson in order t...

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  20. Study the given figure carefully and select the incorrect statements r...

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