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5 Written questions

5 Matching questions

  1. mutation that affects a single nucleotide, usually by substitutin one nucleotide for another
  2. the copying process by which a cell duplicates its DNA
  3. rRNA, a type of RNA that makes up the major part of ribosomes
  4. a monomer of nucleic acids made up of a 5-carbon sugar, a phosphate group, and a nitrogenous base
  5. the process in which part of the nucleotide sequence of DNA is copied into a complementary sequence in RNA
  1. a replication
  2. b transcription
  3. c nucleotide
  4. d point mutation
  5. e ribosomal RNA

5 Multiple choice questions

  1. hox gene
  2. chromatin
  3. bacteriophage
  4. frameshift mutation
  5. anticodon

5 True/False questions

  1. a three-nucleotide sequence on messenger RNA that codes for a single amino acidintron


  2. the change in DNA sequence that affects genetic informationexon


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


  4. an intervening sequence of DNA; does not code for a proteinintron


  5. the enzyme that "proofreads" new DNA strands, helping to ensure that each molecule is a nearly perfect copy of the original DNAmutation