Multiple Choice
How can injecting a person with a killed-bacteria vaccine protect that individual from a disease?
A) The proteins of the killed bacteria remain in the body, and live bacteria later prey on them instead of live tissues.
B) The proteins of the killed bacteria bind with receptors in the body so that live bacteria can't bind with them later.
C) The proteins of the killed bacteria stimulate the production of antibodies, which can be utilized later in response to infection.
D) The proteins of the killed bacteria give the person a mild form of the disease, which conditions the body not to respond to later infection.
Correct Answer:

Verified
Correct Answer:
Verified
Q18: An antibiotic kills 99.9% of a bacterial
Q19: What causes fever?<br>A) Macrophages release pyrogens, which
Q20: Why is it important to keep your
Q21: What cells directly terminate antigens?<br>A) suppressor T
Q22: What are disease-causing organisms called?<br>A) microbes<br>B) parasites<br>C)
Q24: Which immune system protects the body from
Q25: U.S. health officials are considering different ways
Q26: What are molecules such as viruses and
Q27: By what process do bacteria reproduce?<br>A) competitive
Q28: Which specific defense mechanism defends primarily against