Viruses

Which of the following is true for both bacteria and viruses?

• both contain genetic material

• can be killed using antibiotics

• are prokaryotic cells

• have a protein coat

• are not always harmful

Which statement is true about viruses?

• Viruses can eat and metabolize food.

• Viruses can reproduce only using a host cell.

• Viruses can reproduce on their own at any time.

• Viruses contain DNA, so they are alive.

One important way to control the spread of viruses is through:

• the use of vaccines

• drinking a lot of tea

• the use of other types of bacteria

• the use of antibiotics

Viruses cannot be cured by (a)   . You can only treat the​ (b)   of a virus. The most effective way to not get a virus is if you have the​ (c)   for it.

• antibiotics
• symptoms
• vaccine
• medication
• DNA
• capsid

Vaccines are made from

• dead or weakened viruses
• fungi
• allergens
• strong, active viruses

What can be infected by a virus?

• 
• 
• 
• 
• 

Tags

NGSS.MS-LS1-1

Viruses can be:

• helpful

• harmful

• neutral

• none of these

Place the steps of viral reproduction in order:

• insert genetic material

• take over cell's machinery

• replicate itself

• burst out of cell

• attach to the cell

Identify whether each option is a characteristic of a virus, a bacteria, or both

Groups:

(a) Viruses

,

(b) Both

,

(c) Bacteria

• can reproduce on its own

• DNA surrounded by a capsid

• are not alive

• very small

• is a living organism

• can live with or without a host

• can infect cells

• needs a host cell

• have DNA

Viruses can be spread through:

• animals, like mosquitos

• bodily fluids, like saliva and blood

• airborne droplets, like sneezing and coughing

• sharing hand sanitizer

• sharing clothing with a friend