Cohen and Boyer are known for which of the following discoveries?

1.      Antibiotic resistance gene

2.      Recombinant DNA

3.      Restriction Digestion

4.     Plasmid

Subtopic:  Introduction & History: II | Introduction & History |
 68%
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Arrange the following enzymes/ processes in the order of their use for a certain experiment of genetic engineering:

1) ligase,
2) restriction enzyme
3)desired gene
4) Transformation
5) Expression

1.      3-2-1-4-5

2.      1-2-4-5-3

3.      3-1-4-5-2

4.     2-5-4-3-1

Subtopic:  Tools: Enzymes: I | Tools |
 85%
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What does cloning mean?

1.      The ability to multiply the desired gene in the host

2.      The ability to multiply the vector in the host

3.      The ability to multiply the antibiotic resistance gene in the host

4.     The ability to multiple Ori in the host

Subtopic:  Host & Desired DNA: I | Host & Desired DNA |
 76%
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Which of the following is not a tool of RDT?

1.      PCR

2.      Restriction enzymes

3.      Vectors

4.     Host organisms

Subtopic:  Tools: Enzymes: I | Tools |
 70%
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Which of the following is a tool of RDT?

1.      PCR

2.      Gel Electrophoresis

3.      Cloning

4.     Restriction enzyme

Subtopic:  Tools: Enzymes: I | Tools |
 78%
From NCERT
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In the year 1963, the two enzymes responsible for inhibiting the growth of bacteriophage in E. coli were isolated. One of them was

1.      Ligase

2.      Polymerase

3.      Molecular scissor

4.     Antibiotic resistance enzyme

Subtopic:  Tools: Enzymes: II | Tools |
 76%
From NCERT
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Hind II

1.      First restriction endonuclease

2.      Was characterized 7 years later

3.      Specific sequence of 5 base pairs

4.     All of these

Subtopic:  Tools: Enzymes: II | Tools |
 67%
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Today we know more than …….. restriction enzymes that have been isolated from over……..strains

1.      700; 350

2.      900; 230

3.      600; 270

4.     550; 210

Subtopic:  Restriction Enzymes - Main Enzymes |
 93%
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Which of the following is correct representation of the name of enzyme?

1.      ECORI

2.      EcoRI

3.      ECoRI

4.     ECoR1

Subtopic:  Tools: Enzymes: II | Tools |
 77%
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EcoRI comes from

1.      Escherichia coli RY13

2.      Escherichia coli RY16

3.      Escherichia coli RY19

4.     Escherichia coli RY12

Subtopic:  Tools: Enzymes: II | Tools |
 95%
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