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of 66 available terms

5 Written Questions

5 Matching Questions

  1. Central dogma
  2. Homeobox genes
  3. Neutral mutation
  4. Meiosis
  5. Allele
  1. a Genes that control the development of the body plan of an organism.
  2. b The fundamental relationship between DNA, RNA and protein first outlined by Francis Crick in 1958.
  3. c Type of nuclear division. A reduction division. The chromosome number is halved. It involves two divisions. It produces cells that are genetically different from each other and from the parent cell.
  4. d An alternative version of a gene carrying sequence differences.
  5. e A mutation that even though it may change a coding sequence exerts no harmful or beneficial effects.

5 Multiple Choice Questions

  1. A change to the DNA structure altering the sequence of bases.
  2. Eukaryotic cell or organism having only one set of chromosomes. Denoted by n.
  3. The DNA strand that is used for assembly of mRNA by RNA polymerase using base-pairing rules. Complementary to the message sequence.
  4. Failure of members of a homologous pair of chromosomes, or of a pair of chromatids, to separate during nuclear division.
  5. Structural change to genetic material - either to a gene or to a chromosome.

5 True/False Questions

  1. MorphogenCharacteristic coded for by one gene.

          

  2. Ribosomal RNAThree types of RNA that form an important structural and functional role within the ribosome.

          

  3. Sexual reproductionCauses an expansion or contraction of a run of identical codons within a gene affecting the length of a run of identical amino acids in the polypeptide.

          

  4. ProteinMacromolecule that is a polymer of many amino acids joined by peptide bonds. May comprise more than one polypeptide chains.

          

  5. PolysomeAll the genetic information within an organism/cell.

          

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