Human Biology

(Sean Pound) #1

1.56. Cancer http://www.ck12.org



  1. What is an oncogene?

  2. How do receptors made by oncogenes differ from "normal" receptor cells?

  3. How does cancer spread through the blood stream?

  4. How are genetic mutations thought to affect the formation of cancer? What are possible sources of these
    mutations?

  5. Cancer cells continuously divide. How does this affect the mutation rates of the cells?

  6. What is angiogenesis? How does this help cancer spread?


Review



  1. Define carcinogen and give three examples.

  2. Explain how mutations can lead to cancer.

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