Cell BiologyHigh Exam FrequencyAQAEdexcelOCRWJEC

Cancer and Cell Division Control

Cancer development, cell cycle control mechanisms, tumor formation, risk factors, prevention methods, and treatment approaches

What you'll cover

  • Cancer as uncontrolled cell division
  • Cell cycle checkpoints and control
  • Proto-oncogenes and tumor suppressor genes
  • p53 gene function and mutations
  • Benign vs malignant tumors
  • Metastasis and secondary tumors
  • Cancer risk factors (lifestyle, genetic, environmental)
  • Carcinogens and DNA damage
  • Cancer prevention strategies
  • Cancer treatment methods (chemotherapy, radiotherapy, surgery)
  • Targeted cancer therapies
  • Cancer statistics and epidemiology

Sample Flashcards

What is cancer?
Cancer is a group of diseases involving uncontrolled cell division, where cells divide continuously without normal restrictions.
Name three environmental carcinogens.
Tobacco smoke, UV radiation from sunlight, and asbestos fibers. (Also accept: ionizing radiation, benzene, formaldehyde, etc.)

Sample Questions

In a healthy cell, cell division is controlled by:

  • A. Genes in the nucleus
  • B. Mitochondria releasing energy
  • C. The cell membrane thickness
  • D. Ribosomes making proteins
1 markfoundation

Explain the difference between benign and malignant tumors.

3 marksstandard

18

exam-style questions

22

revision flashcards

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