[Solved] What is a quasar? A) an AGN powered by a supermassive black hole B) a star that only emits radio waves C) a star made up of quarks D) a galaxy that has its light affected by a gravitational lens Urination: The process of expelling urine from the bladder through the urethra to the outside of the body; a vital function for the elimination of waste substances. Glucose: A simple sugar that is an important energy source in living organisms and is a component of many carbohydrates. Diabetes: A chronic condition characterized by high levels of sugar in the blood due to the body’s inability to produce or effectively use insulin. Microscopic Examination: The study or analysis of materials using a microscope to view details not visible to the naked eye.