The main difference between negative feedback and positive feedback is that _______. ANSWER Unselected negative feedback requires the use of receptors and a control center Unselected negative feedback increases changes from set point Unselected negative feedback causes changes that are detrimental to the body Unselected negative feedback minimizes changes from set point Unselected negative feedback is not the main way to maintain homeostasis Unselected I DON'T KNOW YET