biotechnology

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13 Terms

1
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restriction enzyme

  • used to cut DNA into precise pieces
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restriction fragments

-pieces cut by restriction enzyme

3
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gel electrophoresis

  • a gel placed in buffer sulution
  • electric freld applied to gel
  • smaller molecules move through gel faster because of less resistance
    -seperates molecules based on size in different areas of gel
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analyzing dna

  • most of the time, DNA samples too small to easily analyze
  • DNA gets used up when analyzing
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Polymerase Chain Reaction(PCR)

  • able to make multiple copies of a particular region of DNA
  • lets small samples be analyzed
    more easily
  • uses DNA polymerase, primers, and cycles of heating and cooling
  • improved DNA analysis because DNA gets used up when analyzing, so with a large quantity of DNA, multiple tests can be done to understand DNA better
6
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GMOs

  • genetically modified organisms
    can lead to better, less expensive, more nutritious food
    also less harmful manufacturing process
    GMO Food - very common
    Some produce B6 toxic (harmless to humans but
    kills insects)
    GMO Animals - pests can be modified for sterility then released to bread and decrease population
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Transgenic organism

  • organism that contains genetic material where DNA from unrelated organism introduced (like GMO)
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Recombinant DNA

  • combination of 2 DNA strands constructed artificially
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vector

  • DNA molecules used to carry genetic material to another organism to be replicated and expressed
  • used in gene therapy
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Gene Therapy

  • type of genetic engineering
  • using genes to treat or prevent disease
  • use vectors, take out faulty gene, no guarantee new gene won't harm organism in future
  • can alter base pair, codon, or whole gene
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CRISPR

Clustered Regularly Interspaced Short Palindromic Repeats

  • genetic technology that lets genes be edited

  • lets scientists modify DNA efficiently and precisely
    technology the lets genes be edited
    -able to precisely edit genes tous modyfying own

  • uses simple RNa protein to guide enzyme
    -efficient
    -improved ability to modifig genes because it's precise and efficient

  • improved ability to study grens because is enables getting rid of or modiyinigus specific genes for testing.

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Plasmid

  • section of DNA that can replicate independently of chromosomes
  • in bacteria
  • small and circular
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Clone

  • genetically identical organism produced from same cell source