What does the immune system protect the body against?
changes of the internal body temperature
changing environmental conditions
changes caused by harmful pathogens
changes in the pH of the blood

Question

What does the immune system protect the body against?
changes of the internal body temperature
changing environmental conditions
changes caused by harmful pathogens
changes in the pH of the blood

anonymous · Answer

@eta @radar @kirbykirby @ParthKohli @sleepyjess

anonymous · Answer

I think it should be: Changes caused by Harmful pathogens as these are the foreign particles and any changes caused by them must be prevented by our body..

anonymous · Answer

thank you