Question

Which body system protects the body against invasion by pathogens? A. nervous system B. muscular system C. excretory system D. immune system

Answer 1

i think the answer is D. immune system :))

Answer 2

The correct answer in this case would be the Imunne system, so the answer D among your possible answers. The reason why the immune system is correct is becaude it is responible for the initial response of detectjng and recognizing whether different organisms are foreign or domestic. If they are foreign and hurtful, a immune response will often follow.