Exam 13: Viruses, Viroids, and Prions

If you had three tubes of flu viruses and you exposed tube 1 to protease, tube 2 to protease and RNase, and tube 3 to protease and DNase, and the contents of tube 2 were be degraded, you would be able to conclude that

A key feature of all viral infections is the

You tell your friend that you are happy to be receiving your vaccination because hepatitis B is associated with hepatocellular carcinoma (liver cancer). Select the FALSE statement regarding viruses and cancer.

Entry of bacteriophages and animal viruses into host cells

The correct order for the stages of a phage infection is

The best-known examples of viruses that cause latent infections are

A limiting factor for viral infection of animals cells is

Carriers

The viral envelope closely resembles the

The time from absorption to release for T-even phage is about

A lysogen is

Phage-encoded enzymes are

In addition to lysis, animal viruses may exit the host cell by

Would ID50 and LD50 necessarily be the same for a given virus? Why or why not?

When a non-enveloped animal virus adsorbs to the host cell with its protein spikes, the virions are taken into the cell by the process of

Plant viruses enter the host plant via

A virion is composed of

The shape of the virus is determined by its

An antibiotic is added to a culture of E. coli, resulting in death of the cells. Bacteriophages are then added. Would the phages replicate in the E. coli cells? Why or why not?

Which of the following is not a characteristic of normal cells?