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Gel electrophoresis is used for...

Gel electrophoresis is used for

A

construction of recombinant DNA by joining with cloning vectors

B

isolation of DNA molecules

C

cutting of DNA into fragments

D

separation of DNA fragments according to their size.

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The correct Answer is:
D
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Gel electrophoresis is a

Gel electrophoresis is a

Assertion (A) : Agarose gel electrophoresis is used to check the progression of a restriction enzyme digestion. Reason (R) : Restriction enzyme digestions are performed by incubating purified DNA molecules with restriction enzyme.

Select the correct option to fill up balnks. (i) ________is a natural polymer extracted from_____. (ii) The DNA fragments purified by gel electrophoresis are used in constructing______by joining them with_______. (iii) The ligation of alien DNA is carried out at a________. present in one of the two________in a plasmid vector. (iv)_________enzyme remains active during the high temperature induced denaturation of ds DNA (v) DNA fragments are resolved according to their_________ through ______in agarose gel electrophoresis.

Gel electrophoresis is employed in . I. Separation of DNA fragmetns . II. Selection of DNA fragments . III. Vissualizing DNA IV. Check the progression of restriction enzyme digestion.

The most commonly used matrix in gel electrophoresis is agarose, which is a natural polymer extracted from :-

Agarose gel electrophoresis is employed to check the progression of a restriction enzyme .......

Gel electrophoresis separates DNA molecules according to their ______.

NCERT FINGERTIPS-BIOTECHNOLOGY - PRINCIPLES AND PROCESSES-Biotechnology - Principles And Processes
  1. In recombinant DNA technology, a plasmid vector is cleaved by

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  2. Gel electrophoresis is a

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  3. Gel electrophoresis is used for

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

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

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

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  7. Which of the following tools of recombinant DNA technology is incorrec...

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  8. If you want of recover many copies of the target DNA, you will choose ...

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  9. Which of the following statements are correct ? (i) Restriction enzy...

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  10. Which one of the following characteristics is generally not preferred ...

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  11. Read the following statements and select the correct ones. (i) Same...

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  12. Which of the following is not a cloning vector ?

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  13. Match column I with column II and select the correct answer from the g...

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  14. The gene 'rop' present in pBR322 cloning vector, codes for

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  15. Identify A,B,C, and D in the given figure of E. coli cloning vector pB...

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

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  17. pBR322 was the first artificial cloning vector to be constructed. What...

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  18. Read the following statements and select the correct ones. (i) Elect...

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

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

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