Medicines kill or control harmful microbes in the body, while vaccines train the immune system to recognize and fight future infections. Both are essential tools for preventing and treating diseases caused by bacteria and viruses.
Class 8 Science Curiosity Grade 8 Chapter 1 Exploring the Investigative World of Science question answer
Class 8 NCERT Science Curiosity Chapter 1 Exploring the Investigative World of Science solutions
Medicines help by killing or stopping harmful bacteria and viruses that cause infections. Antibiotics, antivirals and antifungal drugs treat various illnesses. Vaccines prepare the body’s immune system to recognize and destroy harmful microbes before they can cause sickness. They provide long-term protection and prevent serious outbreaks. Together, medicines and vaccines form a powerful defense system that helps humans stay healthy, recover quickly and avoid dangerous diseases.
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