…showed first 75 words of 753 total…

…showed last 75 words of 753 total…of cellular respiration, each glucose molecule had been oxidized to carbon dioxide and a total of 36 ATPs are produced. Cells that use energy at a high rate contain large numbers of mitochondria to make replacement ATP. Muscle cells and heart cells are cells with high energy requirements, that contain many mitochondria. Mitochondria have their own genetic material and can reproduce themselves within living cells. Most cells contain mitochondria which are organelles with elaborate internal membranes.