Answer:
biological macro-molecules
Explanation:
Breathing and Heart rate cause oxygenated blood to be delivered to all tissues around the body. plz mark mine as brainiest plz cuz I need help on ranking up even check my profile plz much appreciated if done plz plz plz thxplz mark mine as brainiest plz cuz I need help on ranking up even check my profile plz much appreciated if done plz plz plz thx
Answer:
A feedback loop is a biological occurrence where the output of a system amplifies the system (positive feedback) or inhibits the system (negative feedback).
Explanation:
Example, during blood clotting, a cascade of enzymic proteins acitvates each other, leading to the formation of fibrin clot that prevents further blood loss.
Population- number of people or animals in a particular place.
Examples:
•events
•over 8M people living in NYC
•businesses