Viruses Vs. Cells

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.

Viruses are...

• prokaryotic
• eukaryotic
• non-living
• endospores

The chicken pox is spread via contact from person to person. In order to prevent getting the chicken pox, you can get a vaccination. Is chicken pox caused by a virus or a bacterium?

• Bacterium
• Virus

Which of the following is something bacteria and viruses have in common?

• they are both living
• they are both cells
• they can both cause disease
• they are both non-living

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

• outer coat
• genetic material
• core
• cytoplasm

Which of the following are statements of the cell theory? (choose all that apply)

• All living things are made of cells.

• All living things have DNA inside a nucleus.

• Cells are the basic unit of life.

• Cells come from other living cells.

• All living things require energy.

Tags

NGSS.MS-LS1-1

Have a nucleus

• Prokaryotic

• Eukaryotic

• Both

Do not have organelles with membranes

• Prokaryotic

• Eukaryotic

• Both

Have ribosomes

• Prokaryotic

• Eukaryotic

• Both