Photosynthesis and Cellular Respiration. Two ways to get food troph = food Autotrophs – Auto = self – Autotrophs make their own food Heterotrophs – Hetero.
Cellular respiration
Chapter 9: Cellular Respiration. Chemical Energy and Food A calorie is the energy required to raise 1g of water 1˚C – 1g of glucose releases 3811 calories.
