Which substances help the body store energy for a longer duratíon? Vitamins. They take a longer time for the body to digest.

Proteins. They make up most of the parts of the body.

Carbohydrates. They can form large and complex molecules.

Lipids. They have more carbon-hydrogen bonds than other biomolecules.

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answer: collecting information/data

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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.

answer; both surfaces of the membrane are nonpermeable