Start reading here: https://en.m.wikipedia.org/wiki/Immune_system
Discussion
Not helpful. Another person just posted this:
https://twitter.com/TheChiefNerd/status/1761129932929868192
If you have any rebuttals please share. If you’re just going to get triggered and post links to garbage Wikipedia pages then you’re just wasting my time.
Gaining some basic knowledge should be indeed helpful.