Virus 2

Vaccines are made to cure or treat diseases.

• True

• False

Which of the following correctly describes viruses?

• non-living because they grow and develop
• living because they can use energy
• non-living because they cannot reproduce on their own
• living because they can maintain homeostasis

Why do viruses have projections on the outside?

• To send signals to other viruses.

• To maintain their structure.

• To attach to the host cell.

• To reproduce.

When a virus invades a living cell, its _______
takes over the cell's functions.

• outer coat
• genetic material
• core
• cytoplasm

Viruses are cells. 

• True 
• False

Which of the following statements is true?

• All cells are prokaryotes

• All eukaryotes have a nucleus

• All viruses are prokaryotes

• All viruses are living

Coronavirus infections are likely to be more serious for:

• Teens

• Active Adults

• Frequent Flyers

• People with weakened immune systems

Unicellular, Prokaryotic organism is known as a?

• Virus
• Bacteria
• Fungi

Which of the following is not a way to prevent or treat viruses?

• antibiotics
• antiviral medications
• vaccines
• wash your hands

How could you describe the size of a virus?

• Smaller than bacteria
• Larger than a parasite
• About the size of a dime
• Smaller than a proton