Biotechnology and Recombinant DNA Technology

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Questions and Answers

Which of the following is NOT a tool used in Recombinant DNA Technology?

  • Enzymes
  • Vectors
  • Hosts
  • Restriction Endonucleases (correct)

What is the function of restriction endonucleases?

  • To carry foreign DNA fragments into host cells
  • To allow cells to propagate Recombinant DNA
  • To cut and join DNA fragments from different organisms
  • To cut DNA at specific recognition sequences (correct)

Which of the following is an example of a type II restriction endonuclease?

  • Bacillus amyloliquefacies (correct)
  • Arthrobacter luteus
  • Haemophilus aegyptius
  • Haemophilus influenzae

What is the function of vectors in Recombinant DNA Technology?

<p>To carry foreign DNA fragments into host cells (B)</p> Signup and view all the answers

What is the function of hosts in Recombinant DNA Technology?

<p>To allow cells to propagate Recombinant DNA (B)</p> Signup and view all the answers

Which of the following is NOT an application of biotechnology?

<p>Bacteria Fight Invading Viruses (C)</p> Signup and view all the answers

Which of the following is NOT a tool used in Recombinant DNA Technology?

<p>Restriction Endonucleases (D)</p> Signup and view all the answers

Which of the following enzymes is used by bacteria to cut DNA at specific recognition sequences?

<p>Enzyme II (A)</p> Signup and view all the answers

What is the function of restriction endonucleases?

<p>To fight invading viruses (D)</p> Signup and view all the answers

Which of the following is an example of a type II restriction endonuclease?

<p>Bacillus amyloliquefacies (A)</p> Signup and view all the answers

Flashcards

Function of restriction endonucleases?

To cut DNA at specific recognition sequences.

Function of vectors?

To carry foreign DNA fragments into host cells.

Function of hosts?

To allow cells to propagate Recombinant DNA.

What is Enzyme II?

An enzyme that bacteria use to cut DNA at specific recognition sequences.

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Function of restriction endonucleases?

To fight invading viruses.

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