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5 Written questions

5 Matching questions

  1. The basal layer and stain dark purple
  2. Cancer is roughly defined as cells that reproduce in defiance of the normal restraints placed on cell growth and division and invade areas normally reserved for other cells
  3. 1) Cells that reproduce in defiance of normal restraints
    2) Cells that invade areas normally reserved for other cells
  4. 25-50 divisions
  5. Mutagenesis
  1. a In fibroblast cells, cellular division stops after how many divisions?
  2. b What are changes in DNA sequence information?
  3. c Actively dividing epithelial cells in the cervix are confined to what layer? They stain what color?
  4. d What are two heritable properties of cancer?
  5. e What is the definition of cancer?

5 Multiple choice questions

  1. What may occur independent of heterochromatin packaging leading to tumor formation?
  2. What is a malignant cancer arising from epithelial cells?
  3. Tumor promoters are chemical agents which by themselves are not mutagenic but have been shown to induce cancer by activating an inflammatory response. This inflammatory response triggers an increase in what?
  4. Alterations in what can result in tumor formation?
  5. All leukemic cells from a single patient have what?

5 True/False questions

  1. Generations and involve a large element of chanceWhat may occur independent of heterochromatin packaging leading to tumor formation?

          

  2. Decreased rates of H. pylori infection or changes in dietAlterations in what can result in tumor formation?

          

  3. DNA repair, cell signaling, cell cycle, apoptosis and tissue architectureDefects in numerous pathways can lead to cancer including proteins involved in what?

          

  4. 1. Epithelial cells are continue to proliferate in adults
    2. Epithelial cells are exposed most often to physical and chemical damaging agents
    3. A combination of 1 and 2
    What are two heritable properties of cancer?

          

  5. X-linked inactivationLarge amounts of what typically occurs on selected genes during tumor progression?

          

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