Paragraph three should focus on what you learned from the amplify simulations (Producers / Energy Storage Molecules in an Ecosystem Revisited and Population Data). pls help this is due tommorow!

when you breathe in, or inhale, your diaphragm contracts (tightens) and moves downward. this increases the space in your chest cavity, into which your lungs expand. the intercostal muscles between your ribs also enlarge the chest cavity. they contract to pull your rib cage both upward and outward when you inhale.