Gamma Question Bank for Medical Biology>Chapter 33 - Biotechnology - Principles and Processes>Assignment>Q 11

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Absence of $β$ -galactosidase activity in recombinant $pUC 18$ is

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Important Questions on Biotechnology - Principles and Processes

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Gamma Question Bank for Medical Biology>Chapter 33 - Biotechnology - Principles and Processes>Assignment>Q 12

PCR technique using Taq-Polymerase enables directly the ------a------ of billions of copies of an original piece of ------b----- in a tube within minutes. Select the option which fills the blanks

a

and

b

) correctly?

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Gamma Question Bank for Medical Biology>Chapter 33 - Biotechnology - Principles and Processes>Assignment>Q 13

The figure below is the diagrammatic representation of a typical agarose gel electrophoresis.

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Choose the correct option.

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Gamma Question Bank for Medical Biology>Chapter 33 - Biotechnology - Principles and Processes>Assignment>Q 14

Amplification of gene of interest by using PCR for

30

cycles may go upto

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Gamma Question Bank for Medical Biology>Chapter 33 - Biotechnology - Principles and Processes>Assignment>Q 15

The thermostable enzymes, 'Taq’ and 'Pfu', isolated from thermophilic bacteria are:

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Gamma Question Bank for Medical Biology>Chapter 33 - Biotechnology - Principles and Processes>Assignment>Q 16

Read statements 'A' and 'B' and choose the correct option.

Statement A : Agrobacterium tumefaciens causes crown gall in dicots

Statement B : Agrobacterium tumefaciens enters the host through wound and injuries in certain plants.

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Gamma Question Bank for Medical Biology>Chapter 33 - Biotechnology - Principles and Processes>Assignment>Q 17

The correct order of steps in Polymerase Chain Reaction (PCR) is:

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Gamma Question Bank for Medical Biology>Chapter 33 - Biotechnology - Principles and Processes>Assignment>Q 18

While constructing the first recombinant DNA molecule, Stanley Cohen and Herbert Boyer isolated plasmid from A while B acted as host for the recombinant plasmid.
Select the option which gives correct answer for blanks in above statements.

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Gamma Question Bank for Medical Biology>Chapter 33 - Biotechnology - Principles and Processes>Assignment>Q 19

Select the option which gives correct name for the restriction enzyme isolated from Haemophilus influenzae.