Biology · Immunology & Vaccines
Which statement accurately describes the characteristics of inactivated (killed) vaccines?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1They are contraindicated and should not be administered to immunocompromised persons.
- 2They typically offer lifelong immunity after only a single dose.
- 3They multiply inside the host system to trigger a strong immune response.
- 4They generally require periodic booster doses to maintain protective immunity.✓
Correct answer
They generally require periodic booster doses to maintain protective immunity.
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