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Molecules of Life
| Term | Definition |
|---|---|
| ATP | adenosine triphosphate; a molecule that acts as the main energy source for cell processes |
| carbohydrate | energy-giving molecules that includes sugars, starches, and fiber; contains carbon, hydrogen, and oxygen |
| consumer | an organism that eats other organisms or organic matter |
| decomposer | an organism that gets energy by breaking down the remains of dead organisms or animal wastes and consuming or absorbing the nutrients |
| lipid | a type of biochemical that does not dissolve in water; fats and steroids are lipids |
| nucleic acid | a molecule made up of subunits called nucleotides; DNA and RNA |
| phospholipid | a lipid that contains phosphorus and that is a structural component in cell membranes |
| producer | an organism that can make its own food by using energy from its surroundings |
| protein | a molecule that is made up of amino acids and that is needed to build and repair body structures and to regulate process in the body (enzymes) |