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5 Written questions

5 Matching questions

  1. an intervening sequence of DNA; does not code for a protein
  2. the expressed sequence of DNA; codes for a protein
  3. the copying process by which a cell duplicates its DNA
  4. an enzyme similar to DNA polymerase that binds to DNA and separates the DNA strands during transcription
  5. the process in which one strain of bacteria is changed by a gene or genes from another strain of bacteria
  1. a replication
  2. b intron
  3. c exon
  4. d transformation
  5. e RNA polymerase

5 Multiple choice questions

  1. mutation
  2. nucleotide
  3. frameshift mutation
  4. operon
  5. promoter

5 True/False questions

  1. the globular protein molecule around which DNA is tightly coiled in chromatinhistone


  2. tRNA, a type of RNA molecule that transfers amino acids to ribosomes during protein synthesisribosomal RNA


  3. a region of chromosome in an operon to which the repressor binds when the operon is "turned off"promoter


  4. a three-nucleotide sequence on messenger RNA that codes for a single amino acidcodon


  5. rRNA, a type of RNA that makes up the major part of ribosomesribosomal RNA