ランダム

ランダム Pop Quiz

Which of the following describes how vaccination helps protect the body against diseases?
Choose the right answer:
Option A It causes white blood cells to ingest pathogens
Option B It stimulates white blood cells to kill bacteria
Option C It prevents pathogens from multiplying
Option D It stimulates white blood cells to produce antibodies
 FuyuumiAmakusa posted １年以上前
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