What are differences between a saturated and unsaturated

Unsaturated is different from saturated fats because they contain one or more double bonds and fewer hydrogen atoms on their carbon chains. And unsaturated comes from plants and occur in foods like olives.

Explanation:

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.