Biology Ch. 12B

Multiple Choice

Viruses are cells

• true

• false

Multiple Choice

Viruses are smaller than bacteria

• true

• false

Multiple Select

Viruses lack

• DNA

• mitochondria

• ribosomes

• RNA

Fill in the Blank

What are infectious particles made of a short, circular strand of RNA?

Fill in the Blank

What are infectious particles made only of abnormal proteins?

Multiple Choice

Viroids only infect plants

• true

• false

Multiple Choice

Mad Cow disease is an example of a

• viroid

• prion

Multiple Choice

Viruses don't need a host to hijack their machinery

• true

• false

Multiple Choice

In which cycle is there a rapid infection and destruction of a host cell?

• lytic

• lysogenic

Multiple Choice

Which cycle only infects and doesn't destroy the cell

• lytic

• lysogenic

Fill in the Blank

If someone is suffering from herpes shows no symptoms of the disease, then the herpes is in the _________ phase of the infection

Multiple Choice

Lyme disease is a viral disease

• true

• false

Multiple Choice

Are there such things as useful viruses?

• yes

• no

• I wasn't paying attention Miss Heiberg

Multiple Choice

What are many harmful viruses known as?

• pathogens

• psychotic

• I know it started with a p

• pneumonia

Multiple Choice

What works directly by attacking to and destroying viral particles

• inferno

• interferon

• I hope this is the right answer

• incaseigetitwrong

Multiple Choice

All emerging infectious diseases have antiviral treatments

• true

• false