Question 1
One mechanism by which viruses may cause cancer is to interrupt the genetic regulatory sequences of repressor proteins. Which of the following types of viruses is most likely to be involved in causing cancer by this mechanism?
◦ dsRNA viruses
◦ -ssRNA viruses
◦ retroviruses
◦ +ssRNA viruses
◦ both +ssRNA and -ssRNA viruses
Question 2
Tumors invade other organs and tissues in a process called
◦ metastasis.
◦ uncoating.
◦ neoplasia.
◦ budding.
◦ latency.