How does our immune system work? | Class 9 I Learn with BYJU'S

How does the body recover from illness? The immune system protects the body against any kind of virus, bacteria, and fungus by building immunity. How does the immune system work? Does the skin play any role in protecting the body from bacteria or viruses?

Watch this video to learn everything about the immune system and its function. Discover the new revolutionary way of learning with the world's most loved math and science learning program. Join the learning revolution today!

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