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 Multiple Choice QuestionsMultiple Choice Questions

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11.

The first human hormone produced by recombinant DNA technology is 

  • insulin

  • estrogen

  • thyroxin

  • thyroxin

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12.

An analysis of chromosomal DNA using the Southern hybridization technique does not use

  • electrophoresis

  • blotting

  • autoradiography

  • autoradiography

543 Views

13.

Removal of RNA polymerase -III from nucleoplasm will affect the synthesis of

  • tRNA

  • rRNA

  • mRNA

  • mRNA

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14.

PCR and Restriction Fragment Length Polymorphism are the methods for

  • Study of enzymes

  • Genetic transformation

  • DNA sequencing

  • DNA sequencing

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15.

Which one of the following is not a part of a transcription unit in DNA?

  • The inducer

  • A terminator

  • A promoter

  • A promoter

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16.

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

  • vector

  • selectable marker

  • plasmid

  • plasmid

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17.

Ribosomal RNA is actively synthesised in 

  • lysosomes

  • nucleolus

  • nucleoplasm

  • nucleoplasm

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18.
Which one is a true statement regarding DNA polymerase used in PCR?
  • It is used to ligate introduced DNA in recipient cells

  • It serves as a selectable marker

  • It is isolated from a virus

  • It is isolated from a virus

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19.

Given below is the diagrammatic representation of one of the categories of small molecular weight organic compounds in the living tissues. Identify the category shown and the one blank component X in it

  • Category                       Component
    Nucleoside                         Uracil

  • Category                       Component
    Cholesterol                       Guanin
  • Category                       Component
    Amino acid                       NH2
  • Category                       Component
    Amino acid                       NH2
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20.

Removal of introns and joining of exons in a defined order during transcription in called

  • looping

  • inducing

  • slicing

  • slicing

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