COPY: Recombinant DNA Technology and Genetic Engineering

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Questions and Answers

What is the main objective of genetic engineering?

  • To delete all traits in an organism
  • To create a new organism from scratch
  • To enhance all traits in an organism
  • To manipulate a single trait in an organism (correct)

Which type of breeding focuses on modifying the traits of a target organism using molecular techniques?

  • Hybrid breeding
  • CRISPR breeding
  • rDNA Technology breeding (correct)
  • Classical/Conventional breeding

What is involved in the first stage of the process of genetic engineering?

  • Cell Division
  • Protein Synthesis
  • RNA Cleavage
  • DNA Cleavage (correct)

In genetic engineering, how are new traits introduced into an organism?

<p>By increasing or disrupting the expression of the desired gene (B)</p> Signup and view all the answers

Which field is NOT listed as an application of genetic engineering in the text?

<p>Music industry (C)</p> Signup and view all the answers

What does Bt stand for in Bt Corn?

<p>Bacillus thuringiensis (D)</p> Signup and view all the answers

What distinguishes genetic engineering from classical breeding?

<p>Genetic engineering involves modifying traits using molecular techniques. (B)</p> Signup and view all the answers

Which organism is used for the production of Humulin®?

<p>Transgenic animals (C)</p> Signup and view all the answers

What is the main purpose of Golden Rice?

<p>To increase vitamin A content (D)</p> Signup and view all the answers

What process involves the transplantation of living cells, tissues, or organs between species?

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

Which type of corn is resistant to cornborer disease?

<p>Bt Corn (C)</p> Signup and view all the answers

What is the main product collected and purified in Gene Pharming?

<p>Milk, eggs, or blood (C)</p> Signup and view all the answers

In the DNA cleavage process of genetic engineering, which enzyme acts as 'molecular scissors'?

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

What term is used to describe the stage of introducing the rDNA into the vector cell to form a clone of cells?

<p>Transformation and Expression (C)</p> Signup and view all the answers

Which stage of rDNA technology involves the insertion of DNA fragments into plasmids or viral vectors?

<p>Production of rDNA (A)</p> Signup and view all the answers

Which process of genetic engineering involves identifying clones containing specific DNA fragments of interest?

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

What term is used to describe the process of separating DNA fragments based on their size by gel electrophoresis?

<p>Gel Electrophoresis (C)</p> Signup and view all the answers

Which stage of rDNA technology involves introducing the rDNA into bacterial cells to form a clone that contains the fragment-bearing vector?

<p>Cloning (C)</p> Signup and view all the answers

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