So very small bodies that contain that cell membrane and its own internal environment. So paroxysomes are specialized vesicles that create hydrogen peroxide, so H 202 that break down fats as well as detoxify dangerous substances, especially in the liver found inside our bodies. So the cells in the liver of our body contain lots of paroxysomes because we have to break down different types of toxins that we ingest into our bodies, such as alcohol, for example. Now let's move on to a region known as the centrioles. The centriole is basically this region here. And the primary function of our centrioles is during cell division.