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EOG review
Vocabulary
Term | Definition |
---|---|
ATP | (adenosine triphosphate) main energy source that cells use for most of their work |
carbohydrate | Class of energy giving nutrients that include starches, fibers and sugars |
Cellular respiration | the process that releases energy by breaking down glucose and other food molecules in the presence of oxygen |
Digestion | Breakdown of food substances into simpler forms that can be absorbed and used |
glucose (sugar) | a combination of two or more atoms A simple sugar that is an important source of energy |
Homeostasis | Cells and systems maintain a constant internal balance |
lipid | Fats |
Metabolism | All of the chemical reactions that occur within an organism |
photosynthesis | Conversion of light energy from the sun into chemical energy. |
protein | A category of essential nutrient; a compound made of amino acids. |
Respiration/Circulation | Act of breathing; the exchange of carbon dioxide and oxygen in the lungs and within each cell and blood. |