Well, understanding how rocks are changed by heat, pressure, and chemical solutions can help us in understanding the variety of metamorphic rocks which we actually observe on the Earth's surface.
Noscapine is a benzylisoquinoline alkaloid produced in opium poppy (Papaver somniferum) and other members of the Papaveraceae. It has been used as a cough suppressant and more recently was shown to possess anticancer activity.
Yes and No. No, Tramadol is not officially classed as a federal narcotic by either the Drug Enforcement Agency (DEA) or the Food & Drug Administration (FDA).