Ephedra vs. Ephedrine alkaloids. Ephedrine alkaloids being banned isn't the end of ephedra. There are no many products available containing ephedra extract, which is a different version of the ephedra then the one that contained ephedra alkaloids. The benefit of this ephedra vs ephedrine alkaloids is that it doesn't cause the terrible jitters that was almost always associated with ephedrine alkaloids.
How many ATP are produced per 1 molecule of glucose in cellular respiration? If cellular respiration occurs in the presence of oxygen, then there is a net gain of 36 ATP molecules.
How many ATP molecules per glucose molecules does a cell gain from each of the three stages of cellular respiration? 2 in stage 1 (Glycolysis) 2 in stage 2 (Krebs Cycle or Citric Acid Cycle) 32 in stage 3 (Electron Transport Chain or ETC) 36 ATP molecules total