Bacteria vs Viruses

What do you need to be able to see bacteria?

• Microscope

• Telescope

• Sunglasses

• 3D Glasses

Tiny single-celled organisms that live almost everywhere

• ribosomes

• cytoplasm

• bacteria

• virus

Bacteria are prokaryotes, meaning they ________.

• lack a nucleus

• are very large

• contain no DNA

• have a cytoplasm

Which of these statements is true?

• A virus is unicellular, it has only one cell.

• A virus may sometimes be multicellular, have many cells.

• A virus has no cells

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

• protein coat

• Capsid

• DNA/ RNA

• Envelope

Viruses require a host cell to

• Breathe and eat

• Replicate

• Move and sleep

• Make protein and carbohydrates

Antibiotics work to cure viruses?

• True

• False

Which is smaller, a virus or a bacteria?

• virus
• bacteria

When should you get a vaccine?

• Before you get sick
• After you get sick
• Only when you are a baby
• Only when you are old

What do viruses need to reproduce?

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