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5 Written questions

5 Matching questions

  1. intron
  2. histone
  3. promoter
  4. exon
  5. transfer RNA (tRNA)
  1. a sequence og DNA that is not involved in coding for a protein
  2. b expressed sequence of DNA ; codes for a protein
  3. c type of RNA molecule that transfers amino acids to ribosomes during protein synthesis has anticodon exposed
  4. d region of DNA that indicates to an enzyme where to bind to make RNA
  5. e protein molecule around which DNA is tightly coiled in chromatin

5 Multiple choice questions

  1. gene mutation involving changes in one or a few nucleotides
  2. process in which part of the nucleotide sequence of DNA is copied into a complementary sequence in RNA
  3. change in a DNA sequence that affects genetic information
  4. enzyme similar to DNA polymerase that binds to DNA and separates the DNA strands during transcription
  5. type of RNA that makes up the major part of a ribosome

5 True/False questions

  1. replicationdecoding of an mRNA message into a polypeptide chain


  2. 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


  3. frameshift mutationgene mutation involving changes in one or a few nucleotides


  4. geneexpressed sequence of DNA ; codes for a protein


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


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