Comparing Bacteria and Viruses

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

• both contain genetic material

• can be killed using antibiotics

• have a cell membrane

• have a protein coat

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 by

• the use of vaccines

• drinking a lot of tea

• the use of other types of bacteria

• the use of antibiotics

A bacterium reproduces asexually by dividing to form two new bacterial cells. What is the name of the process by which bacteria reproduce?

• meiosis

• mitosis

• budding

• binary fission

Which of the following is true?

• Viruses and bacteria are both prokaryotes.

• Bacteria are eukaryotes and viruses are prokaryotes.

• Some bacteria are prokaryotes and some are eukaryotes.

• All bacteria are prokaryotes.

Can a virus be cured with antibiotics?

• yes

• no

True or False
The flu is caused by a virus.

• true
• false

Antibiotics kill viruses

• True
• False

Which shape describes some bacterial cells?

• cube-shaped
• bullet-shaped
• spiral
• robotlike

Some bacteria move by using a long, whip-like structure called a(n) ____________________

• tail

• cillia

• organs

• flagella