And these acetyl coenzyme A molecules can be fed into the citric acid cycle to help us generate the high energy ATP molecules. Now, in this lecture, what I'd like to focus on is stage A. So the breakdown of the mobilization of these triglycerides into fatty acids and glycerol molecules. And this takes place within these adipose cells, fat cells of our body. So let's suppose that we just woke up and after waking up, we basically want to go for a run or a swim. So we want to carry out some type of exercise.