Bananas are rich in pectin, a soluble dietary fiber and natural detoxifying agent, great for digestion. Also, the potassium and magnesium in them may help protect you from muscle cramps at night and during workouts.
Your body has a variety of kinds of cells. Even they might look different under a microscope, most cells have in common features (both structural and chemical). Humans have about 200 different types of cells, and within these they can find around 20 different types of structures or organelles.