Multiple Choice
Which statement is correct?
A) People who have had chickenpox usually catch it again because it is caused by a pathogenic bacterium.
B) Antibodies passed to an infant in breast milk give the infant immunity to diseases the mother's immune system has been fighting off.
C) When a person gets a bacterial infection, antibiotics are administered because our bodies do not have immune defenses against pathogenic bacteria.
D) Vaccines against influenza are usually effective against the following year's strain of influenza.
E) When vaccinated, the recipient receives antibodies that lead to long-lasting protection.
Correct Answer:

Verified
Correct Answer:
Verified
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