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chapter 9 vocab
Biology
Term | Definition |
---|---|
calorie | measure of heat energy in food; equivalent to 1000 calories |
cellular respiration | process that releases energy by breaking down glucose and other food molecules in the presence of oxygen |
aerobic | process that requires oxygen |
anaerobic | process that doesn't require oxygen |
glycolysis | first set of reactions in cellular respiration in which a molecule of glucose is broken into two molecules of pyruvic acid |
NAD+ | (nicotinamide adenine dinucleotide) electron carrier involved in glycolysis |
krebs cycle | second stage of cellular respiration in which pyruvic acid is broken down into carbon dioxide in a series of energy -extracting reactions |
matrix | innermost compartment of the mitochondrion |
fermentation | process by which cells release energy in the absence of oxygen |