बिना सोचे समझे Pop Quiz

Which of the following describes how vaccination helps protect the body against diseases?
Choose the right answer:
Option A It prevents pathogens from multiplying
Option B It stimulates white blood cells to kill bacteria
Option C It stimulates white blood cells to produce antibodies
Option D It causes white blood cells to ingest pathogens
 FuyuumiAmakusa posted एक साल  से अधिक पुराना
सवाल छ्चोड़े >>
save