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5 Written questions

5 Matching questions

  1. a group of genes operating together
  2. the region of DNA that indicates to an enzyme where to bind to make RNA
  3. the globular protein molecule around which DNA is tightly coiled in chromatin
  4. the granular material visible within the nucleus; consists of DNA tightly coiled around proteins
  5. a group of three bases on a tRNA molecule that are complementary to an mRNA codon
  1. a operon
  2. b promoter
  3. c histone
  4. d anticodon
  5. e chromatin

5 Multiple choice questions

  1. intron
  2. replication
  3. transformation
  4. transfer RNA
  5. operator

5 True/False questions

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


  2. a mutation that shifts the "reading" frame of the genetic message by inserting or deleting a nucleotideframeshift mutation


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


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


  5. the expressed sequence of DNA; codes for a proteinexon


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