The answer is the first choice:
Negative feedback reverses a change in a variable that has moved outside of its normal range, whereas positive feedback strengthens it.
Feedback loops do not only apply to blood pressure. There are many examples from body temperature regulation to child birth to your AC unit at home.
3 (I think, sorry if it’s wrong)
Oxygen is made and so is glucose (its actually sugar, but glucose is better sounding) by combining carbon dioxide and water using light energy as a source of energy. Also like to make sugars.
Answer:
Starvation
Explanation:
Hormones like Insulin, which are anabolic are low during starvation. While Glucagon and epinephrine are high which promote catabolism.