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5 Written questions

5 Matching questions

  1. DNA polymerase
  2. translation
  3. codon
  4. point mutation
  5. operon
  1. a decoding of an mRNA message into a polypeptide chain
  2. b three-nucleotide sequence on messenger RNA that codes for a single amino acid
  3. c group of genes operating together
  4. d gene mutation involving changes in one or a few nucleotides
  5. e enzyme involved in DNA replication that joins individual nucleotides to produce a DNA molecule

5 Multiple choice questions

  1. RNA molecule that carries copies of instructions for the assembly of amino acids into proteins from DNA to the rest of the cell
  2. region of chromosome in an operon to which the repressor binds when the operon is "turned off"
  3. group of three bases on a tRNA molecule that are complementary to an mRNA codon
  4. type of RNA molecule that transfers amino acids to ribosomes during protein synthesis has anticodon exposed
  5. sequence of DNA that codes for a protein and thus determines a trait or chemical pathway

5 True/False questions

  1. polyploidygroup of genes operating together

          

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

          

  3. transcriptiondecoding of an mRNA message into a polypeptide chain

          

  4. ribosomal RNA (rRNA)type of RNA that makes up the major part of a ribosome

          

  5. replicationdecoding of an mRNA message into a polypeptide chain