VIRUS

A virus can spread through:

• Contaminated food or water

• Touch

• Cough

• All the above

What does a virus have on the outside?

• a protein coat
• a fur coat
• crispy skin
• membrane

A virus invades and reproduces inside a living...

• bacteria
• DNA
• animal
• cell

What do viruses need to reproduce?

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

What was used to make the smallpox vaccine?

• Cowpox
• Chickenpox
• Penicillin
• Bacteria from soil

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

What part of a virus houses the genetic material (DNA/RNA)?

• tail

• nucleus

• capsid

• lipid

What is the capsid made from?

• proteins
• lipids
• carbohydrates
• nucleic acids

Which of the following components would be found in ALL viruses?

• protein capsid

• nucleic acid (either DNA or RNA)

• an envelope

• tail & tail fibers

Reasons that viruses are considered to be nonliving is because

• They are not cellular
• They cannot reproduce on their own
• They cannot make proteins
• all of the above