Learning Objectives for "Animal Virus Life Cycles: The Role of Viruses in Tumor Production "

After completing this section you should be able to perform the following objectives.

1. State the normal function the following:

a. proto-oncogenes

b. tumor suppressor genes

2. Describe how certain viruses may contribute to the development of tumors by altering proto-oncogenes or tumor-suppressor genes.

3. Name 4 viruses that have been implicated in human cancers and the cancers with which they are associated.

Think-Pair-Share Questions

People with chronic hepatitis B have a much higher risk of developing liver cancer. This cancer, however, usually appears after decades of chronic infection. Explain the link between HBV and liver cancer and why, if it does develop, it usually takes so long.

• RETURN TO "ANIMAL VIRUS LIFE CYCLES: THE ROLE OF VIRUSES IN TUMOR PRODUCTION"

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