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5 Written questions

5 Matching questions

  1. bacteriophage
  2. promoter
  3. transcription
  4. DNA polymerase
  5. intron
  1. a process in which part of the nucleotide sequence of DNA is copied into a complementary sequence in RNA
  2. b enzyme involved in DNA replication that joins individual nucleotides to produce a DNA molecule
  3. c region of DNA that indicates to an enzyme where to bind to make RNA
  4. d sequence og DNA that is not involved in coding for a protein
  5. e virus that infects bacteria

5 Multiple choice questions

  1. three-nucleotide sequence on messenger RNA that codes for a single amino acid
  2. expressed sequence of DNA ; codes for a protein
  3. granular material visible within the nucleus; consists of DNA tightly coiled around proteins
  4. condition in which an organism has extra sets of chromosomes
  5. region of chromosome in an operon to which the repressor binds when the operon is "turned off"

5 True/False questions

  1. transfer RNA (tRNA)type of RNA molecule that transfers amino acids to ribosomes during protein synthesis has anticodon exposed

          

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

          

  3. histonesequence og DNA that is not involved in coding for a protein

          

  4. RNA polymeraseenzyme involved in DNA replication that joins individual nucleotides to produce a DNA molecule

          

  5. messenger RNA (mRNA)RNA molecule that carries copies of instructions for the assembly of amino acids into proteins from DNA to the rest of the cell

          

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