JAMB Biology 2025 Objective — Question 19
Question 19 of 40 from the Joint Admissions and Matriculation Board (JAMB) Biology 2025 Objective paper, with the correct answer and a full explanation.
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Immunity gained after recovering from an infection such as measles is known as
- A. Passive natural immunity
- B. Natural active immunityCorrect
- C. Artificial passive immunity
- D. Artificial active immunity
Explanation
Natural active immunity occurs when an individual's immune system produces antibodies in response to exposure to a pathogen, such as the measles virus. This type of immunity provides long-term protection by recognizing and combating the pathogen more effectively in the future.
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