G12-B Quiz

The head of the bacteriophage sits on a long ____________.

• DNA

• tail fibers

• tail

Antibiotics only work against what organisms ?

• viruses

• bacteria

• prions

Influenza is caused by a ___________________.

• virus

• bacteria

• prion

When a virus enters a cell and it immediately makes copies of itself this is called _______________________________.

• remediation

• replica

• replication

What do viruses need to reproduce?

• they need genetic material
• They need a host cell
• They need  bacteria
• They need insulin

A virus contains ______, the genetic material it uses to invade a living thing.

• DNA

• RNA

• Both DNA or RNA

• ATP

8. Vaccine is made up of...

• a bacteria
• the weakened or killed virus
• sugar
• medicine

Viruses are surrounded by a protein coat known as a

• Capsid

• Capsule

• Enzyme

• Nucleotide

What are the main virus shapes? (choose four)

• Spiral

• Polyhedral

• Spherical

• Complex (bacteriophage)

• Helical

When a virus attaches to a host, what does it inject into the host?

• Protein coat

• DNA/genetic material

• Capsid

• Envelope