Viruses

Viruses are considered

• Living

• Nonliving

What is a virus?

• A living organism that makes people sick

• biological agent that reproduces inside the cells of living hosts.

• a member of a large group of unicellular microorganisms which have cell walls but lack organelles and an organized nucleus, including some which can cause disease.

• an organism that can be cured using antibiotics

What is a hidden virus?

• A virus that takes over the cell functions immediately after entering the cell.

• A virus that has not been discovered by scientists yet.

• A virus that becomes part of the genetic material and stays inactive for a while (sometimes years).

Tags

NGSS.HS-LS3-2

What is an active virus?

• A virus that becomes part of the genetic material and stays inactive for a while (sometimes years).

• A virus that takes over the cell functions immediately after entering the cell.

• A new virus that causes many people to get sick quickly

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

Antibiotics work to cure viruses?

• True

• False

What is used to cure a virus?

• Antibiotics

• Vaccine

• Rest

• Viruses have no cure