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5 Written questions

5 Matching questions

  1. intron
  2. promoter
  3. messenger RNA (mRNA)
  4. gene
  5. point mutation
  1. a region of DNA that indicates to an enzyme where to bind to make RNA
  2. b sequence og DNA that is not involved in coding for a protein
  3. c gene mutation involving changes in one or a few nucleotides
  4. d sequence of DNA that codes for a protein and thus determines a trait or chemical pathway
  5. e RNA molecule that carries copies of instructions for the assembly of amino acids into proteins from DNA to the rest of the cell

5 Multiple choice questions

  1. region of chromosome in an operon to which the repressor binds when the operon is "turned off"
  2. process in which part of the nucleotide sequence of DNA is copied into a complementary sequence in RNA
  3. condition in which an organism has extra sets of chromosomes
  4. virus that infects bacteria
  5. decoding of an mRNA message into a polypeptide chain

5 True/False questions

  1. replicationchange in a DNA sequence that affects genetic information

          

  2. operonregion of chromosome in an operon to which the repressor binds when the operon is "turned off"

          

  3. histoneprotein molecule around which DNA is tightly coiled in chromatin

          

  4. codonexpressed sequence of DNA ; codes for a protein

          

  5. mutationchange in a DNA sequence that affects genetic information

          

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