Chapter 21: Part 1

Which of the following apply to viruses?

• Living

• Non-living

• Contain genetic information

• Can replicate on their own

Capsid

• Protein coat on the outside of a virus

• Lipid coat on the outside of a virus

• Carbohydrate coat on the outside of a virus

• Nucleic acid coat on the outside of a virus

What do viruses bind to?

• Receptor proteins on a host cell

• They can bind anywhere on the host's cell membrane

• The DNA located in the host's cell membrane

• Nothing. Viruses can reproduce on their own

Plant viruses can infect bacteria

• True

• False

A type of virus that infects bacteria

• COVID-19

• Bacteriophage

• The common cold

• HIV

Once inside a host cell, viruses use their genetic information to make multiple copies of themselves

• True

• False

Type of viral infection in which a virus immediately makes copies of itself upon entering a host cell

• Lytic infection

• Lysogenic infection

• Bacterial infection

If a cell lyses, what happens to it?

• It bursts

• It shrivels up

• It moves to a new location

• It is maintaining homeostasis

What happens when a cell with multiple copies of a virus inside bursts?

• The viruses are released and can go infect other cells

• The viruses die

• The viruses also burst

• The viruses go dormant

Type of viral infection in which a virus can remain in a host cell's DNA for a long period of time before becoming active

• Lytic infection

• Lysogenic infection

• Bacterial infection