1 Changes in stool color may be due to diarrhea; bleeding in the intestine; diseases of the intestines, liver, or pancreas; and medications. 2  Diagnosis when stool color changes depends on what process is suspected of causing the change, for example, gastrointestinal (GI) endoscopy if bleeding is supsected.n most cases, stool color changes are not symptoms of disease. Changes in stool color may be due to: 1  Diarrhea may cause green or yellow stools. 2  Some foods (beets, Jell-O, licorice).
The Maillard Reaction. One of the most important flavor-producing reactions in cooking is the Maillard reaction. It is sometimes called the âbrowning reactionâ in discussions of cooking, but that description is incomplete at best.
Dark reaction. Definition. noun. The series of biochemical reactions in photosynthesis that do not require light to proceed, and ultimately produce organic molecules from carbon dioxide. Supplement. The energy from ATP (produced during the light reactions) drives the dark reactions of photosynthesis. The term dark reactions does not mean the reactions happen at night or that they require darkness. It means that the reactions can proceed regardless of the amount of light available. The term is only used to identify the dark reactions with the light reactions, which obviously require light. Synonym: