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5 Written questions

5 Matching questions

  1. transcription factors
  2. chorionic villi sampling
  3. vectors
  4. gene
  5. structural genes
  1. a proteins that assist the binding of RNA polymerase
  2. b sequence of bases that contain info for lactose digesting enzymes
  3. c separation of nucleotide bases (triplet code) that codes for a particular polypeptide
  4. d sampling cells of the chorion to retrieve fetal cells
  5. e molecular transporters; analogous to tRNA

5 Multiple choice questions

  1. site where repressor binds to chromosome; blocks transcription
  2. one or more bases removed from strand
  3. site where RNA polymerase binds to chromosome
  4. "turns off" a gene; binds to operator
  5. at 5' end of mRNA

5 True/False questions

  1. deletion (large changes of DNA)one or more bases removed from strand

          

  2. tailat 5' end of mRNA

          

  3. substitutionchanges one codon, which changes one amino acid, which changes a protein; one base replaced by another

          

  4. recombinant DNARNA that is made in transcription; will be processed before it leaves nucleus

          

  5. autosomessubstrate for prokaryotic cells; activates the repressor, changes shape of repressor