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Which enzyme joins DNA fragments ?...

Which enzyme joins DNA fragments ?

A

DNA ligase

B

DNA polymerase

C

DNA gyrase

D

Topoisomerase

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The correct Answer is:
A
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USHA PUBLICATION-MOLECULAR BASIS OF INHERITANCE-EXERCISE
  1. The enzyme referred to as Kornberg enzyme is

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  2. Which one of the following is not a part of a transcription unit in DN...

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  3. Which enzyme joins DNA fragments ?

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  4. A single strand of nucleic acid tagged with a radioactive molecule is ...

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  5. Which one is a true statement regarding DNA polymerase used in PCR ?

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  6. If one strand of DNA has the nitrogenous base sequence as ATCTG , what...

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  7. What is it that forms the basis of DNA fingerprinting ?

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  8. DNA fragments generated by the restriction endonucleases in a chemical...

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  9. Which enzymes will be produced in a cell in which there is a nonsense ...

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  10. The largest gene in human is

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  11. Which one of the following is wrongly matched ?

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  12. An analysis of chromosomal DNA using the southern hybridization techni...

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  13. Which vector can clone only a small fragment of DNA ?

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  14. Commonly used vectors for human genome sequencing are :

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  15. Gene regulation governing lactose Operon E. Coli that involves the Lac...

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  16. In sea urchin DNA , which is double stranded , 17 of the bases were sh...

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  17. Lactose ( lac ) operon is regulated by :

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  18. The enzyme peptidyl transferase of prokaryotes resides in :

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  19. The tRNA anticodon 3' - UAC - 5' will pair with the mRNA codon :

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  20. In a DNA strand the nucleotides are linked together by :

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