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DNA biotechnology

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  • Scientists use plasmids as  ................... to transfer DNA into host cells for replication
    Vector
  • ..........
    B
  • What are the two properties of bacteria help scientists in cloning :
    Transformation and Antibiotic Resistance
  • ................
    B
  • .........
    A
  • Dideoxyribonucleotide chain-termination is a method of .......................
    sequencing DNA
  • ..........
    A
  • ...........
    D
  • .........
    C
  • ......
    D
  • Which of the following are probably siblings?
    C and D
  • ..........
    C
  • ............
    C
  • Which methods commonly used to separate molecules by movement due to size and electrical charge?
    gel electrophoresis
  • ,.......
    B
  • ........................ are double-stranded, small, circular DNA that occur naturally in bacteria and yeast.
    plasmid
  • Which of the following seals the sticky ends of restriction fragments to make recombinant DNA?
    DNA ligase
  • ......
    B
  • ........
    A
  • .......
    B
  • .................................. is a solution of DNA fragments of a known lengths used as reference in gel electrophoresis
    DNA ladder 
  • Scientists use ....................... to identify cells that have taken up the gene of interest
    GFP " green fluorescent protein "
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