Prevent Drunkenness~ Amethyst comes from the Greek amethystos meaning not drunken.. In Greek myth, amethyst was a pure young girl who refused to get drunk, thus incurring the wrath of Dionysus, the god of joviality. To protect her from his wrath, the goddess Diana turned her into quartz.
cellular respiration definition The chemical process that generates most of the energy in the cell, supplying molecules needed to make the metabolic reactions (see metabolism) of an organism run. Note: The main carrier of energy in metabolism is the molecule ATP.
Cellular processes get usable energy from a process called respiration. Respiration commonly involves the use of oxygen to break down carbohydrates and other organic molecules, giving usable energy, carbon dioxide and water in the process. All organisms breatheâa process in which they take in oxygen and give off carbon dioxide. This is called external respiration.