The main function of the immue system is to provide what?

The major function of the immune system is to protect the host from environmental agents such as microbes or chemicals, thereby preserving the integrity of the body. Hope this helps!

Yes they should do if insurance denys claim they have a back up to prove why procedure was medically necessary

Hello userthe correct answer is b.)because marburg virus causes marburg virus disease in humans and nonhuman primates, a form of viral hemorrhagic fever hope this : )