1. Biomedical Technology
Cellular Biology and Cancer
Genetic damage and mutation

2. Genetic Damage Question: What exactly is damaged when
genetic damage occurs?

3. Answer:
The genes in the normal cells are
damaged. Cancer results from the
accumulation of genetic damage to
cells across time.

4. Cancer Cells vs. Normal Cells
Question:
How are cancer cells different from
normal cells?

5. Answer: Shape changes Changes in their dependence on growth factors
Multitude of biochemical differences

6. Cancer is a Multi-Step Process
Question:
What are three cancer facts that
support the theory that cancer is a
multi-step process?

7. Answer: Increased incidence of cancer with age
Development of cancer decades after exposure
3. Increased incidence of cancer among people with inherited dispositions