The Latin verb supponere, meaning substitute, has several legitimate heirs in English, including supposititious (which dates from the early 17th century) and supposition (a 15th century addition).
Cellular respiration takes place in the organelles called mitochondria. The mitochondria take in glucose, a type of sugar, and change it in the presence of oxygen into an energy-rich molecule called ATP, or adenosine triphosphate. For every molecule of glucose, 36 molecules of ATP are made.
Part II: Main Site of Cellular Respiration Respiration organelle 8. What is the main site of cellular respiration in the cell? 9. Make a sketch of the respiration organelle and label the parts. 10. What energy molecules are produced in this respiration organelle? Part III: Aerobic and Anaerobic are Two Types of Cellular Respiration