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5 Written questions

5 Matching questions

  1. the globular protein molecule around which DNA is tightly coiled in chromatin
  2. mutation that affects a single nucleotide, usually by substitutin one nucleotide for another
  3. tRNA, a type of RNA molecule that transfers amino acids to ribosomes during protein synthesis
  4. a principle that bonds in DNA can form only between adenine and thymine and between guanine and cytosine
  5. the process in which one strain of bacteria is changed by a gene or genes from another strain of bacteria
  1. a base pairing
  2. b histone
  3. c point mutation
  4. d transformation
  5. e transfer RNA

5 Multiple choice questions

  1. frameshift mutation
  2. hox gene
  3. bacteriophage
  4. exon
  5. messenger RNA

5 True/False questions

  1. a group of genes operating togetherbacteriophage


  2. a monomer of nucleic acids made up of a 5-carbon sugar, a phosphate group, and a nitrogenous basenucleotide


  3. an enzyme similar to DNA polymerase that binds to DNA and separates the DNA strands during transcriptionpromoter


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


  5. the region of DNA that indicates to an enzyme where to bind to make RNAmutation


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