amino acids - molecules that are the building blocks of proteins, carbon dioxide - a molecule made of carbon and oxygen atoms, cellular respiration - the chemical reaction between oxygen and glucose that releases energy into cells, chemical reaction - a process in which atoms rearrange to form new substances, circulatory system - the body system that transports molecules to and from all cells of the body, claim - a proposed answer to a question about the natural world, digestive system - the body system that takes in food and breaks it down, energy - the ability to make things move or change, evidence - information about the natural world that is used to support or go against (refute) a claim, glucose - a molecule that organisms can use to release energy, and that is made of carbon, hydrogen, and oxygen atoms, metabolism - the body's use of molecules for energy and growth, molecule - a group of atoms joined together in a particular way, oxygen - a molecule that organisms get from the air or water around them and use to release energy, proteins - a category of large molecules that perform important functions inside living things, reasoning - the process of making clear how your evidence supports your claim, respiratory system - the body system that takes in oxygen and releases carbon dioxide, scientific argument - a claim supported by evidence, starch - a type of energy storage molecule made of many glucose molecules connected together, system - a set of interacting parts forming a complex whole,

Metabolism

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