How is protein related to immune function?

The protein you eat helps repair tissue and fight off viral or bacterial infection. Proteins make up the framework of your cells, including the cells of the immune system and just about every other.

what statement best describes the difference between the sympathetic and parasympathetic nervous systems?

the sympathetic nervous system prepares the body for intense physical activity and is often referred to as the fight-or-flight response. the parasympathetic nervous system has almost the exact opposite effect and relaxes the body and inhibits or slows many high energy functions.