Eco RI is

A

a restriction enzyme

B

a plasmid

C

used to join two fragments

D

the abbreviation for bacterium Escherichia coli

Text Solution

Verified by Experts

The correct Answer is:
a
Restriction enzymes are also known as molecular scissors, which are used for cutting DNA at specific locations. Eco RI, is a restriction enzyme isolated from the strain. E. coli RY13.
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  1. Some foreign DNA fragment is attached to Cla I site of pB322. This re...

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  6. DNA fragment generated by the restriction endonucleases in a chemical ...

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  7. The given figure is the diagrammatic representation of the E. coli ve...

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  8. For transformation, micro-particles coated with DNA to be bombarded fr...

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  9. PCR and restriction Fragements length Polymorphism are the methods for

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

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  13. Cohen and Boyer isolated an antibiotic resistance gene, by cutting out...

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  14. Restriction enzyme Eco RI cuts the DNA between bases G and A only when...

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  15. A mixture containing DNA fragments a, b, c and d with molecular weigth...

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  16. Cloning gene is process where:

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  17. Enzyms that cleaves nucleic acids within the polynucleotide chain is k...

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  18. The restriction enzyme(s) used in recombinant DNA technology that make...

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  19. The source of Taq polymerase used in PCR is a :

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  20. A clone is a

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