1) Energy is measured in units called 38 ADP aerobic anaerobic ATP cellulose chlorophyll CO2 energy enzyme ethanol fatigue fixation glucose Glycolysis heat hydrogen kilojoules lactic light limited oxygen phosphate photolysis photosynthesis pyruvic respiration starch temperature transfer two wall water . 2) Glucose is the main source of 38 ADP aerobic anaerobic ATP cellulose chlorophyll CO2 energy enzyme ethanol fatigue fixation glucose Glycolysis heat hydrogen kilojoules lactic light limited oxygen phosphate photolysis photosynthesis pyruvic respiration starch temperature transfer two wall water in a living cell. the chemical energy stored in glucose is released by a series of reactions controlled by enzymes. This biochemical process is called 38 ADP aerobic anaerobic ATP cellulose chlorophyll CO2 energy enzyme ethanol fatigue fixation glucose Glycolysis heat hydrogen kilojoules lactic light limited oxygen phosphate photolysis photosynthesis pyruvic respiration starch temperature transfer two wall water and some of the energy is released as 38 ADP aerobic anaerobic ATP cellulose chlorophyll CO2 energy enzyme ethanol fatigue fixation glucose Glycolysis heat hydrogen kilojoules lactic light limited oxygen phosphate photolysis photosynthesis pyruvic respiration starch temperature transfer two wall water . 3) ATP is a high-energy compound able to release and 38 ADP aerobic anaerobic ATP cellulose chlorophyll CO2 energy enzyme ethanol fatigue fixation glucose Glycolysis heat hydrogen kilojoules lactic light limited oxygen phosphate photolysis photosynthesis pyruvic respiration starch temperature transfer two wall water energy when it is required for cellular processes. 4) ATP is regenerated from 38 ADP aerobic anaerobic ATP cellulose chlorophyll CO2 energy enzyme ethanol fatigue fixation glucose Glycolysis heat hydrogen kilojoules lactic light limited oxygen phosphate photolysis photosynthesis pyruvic respiration starch temperature transfer two wall water and inorganic phosphate using energy released from the breakdown of 38 ADP aerobic anaerobic ATP cellulose chlorophyll CO2 energy enzyme ethanol fatigue fixation glucose Glycolysis heat hydrogen kilojoules lactic light limited oxygen phosphate photolysis photosynthesis pyruvic respiration starch temperature transfer two wall water during respiration. 5) 38 ADP aerobic anaerobic ATP cellulose chlorophyll CO2 energy enzyme ethanol fatigue fixation glucose Glycolysis heat hydrogen kilojoules lactic light limited oxygen phosphate photolysis photosynthesis pyruvic respiration starch temperature transfer two wall water is a respiratory pathway common to aerobic and anaerobic respiration. It involves the breakdown of glucose to 38 ADP aerobic anaerobic ATP cellulose chlorophyll CO2 energy enzyme ethanol fatigue fixation glucose Glycolysis heat hydrogen kilojoules lactic light limited oxygen phosphate photolysis photosynthesis pyruvic respiration starch temperature transfer two wall water acid. 6) In the presence of oxygen, 38 ADP aerobic anaerobic ATP cellulose chlorophyll CO2 energy enzyme ethanol fatigue fixation glucose Glycolysis heat hydrogen kilojoules lactic light limited oxygen phosphate photolysis photosynthesis pyruvic respiration starch temperature transfer two wall water respiration occurs. In plant and animal cells, water and CO2 are formed and 38 ADP aerobic anaerobic ATP cellulose chlorophyll CO2 energy enzyme ethanol fatigue fixation glucose Glycolysis heat hydrogen kilojoules lactic light limited oxygen phosphate photolysis photosynthesis pyruvic respiration starch temperature transfer two wall water molecules of ATP are produced per molecule of glucose. 7) In the abosence of oxygen, 38 ADP aerobic anaerobic ATP cellulose chlorophyll CO2 energy enzyme ethanol fatigue fixation glucose Glycolysis heat hydrogen kilojoules lactic light limited oxygen phosphate photolysis photosynthesis pyruvic respiration starch temperature transfer two wall water respiration occurs. In animal cells, pyruvic acid is reversibly converted to 38 ADP aerobic anaerobic ATP cellulose chlorophyll CO2 energy enzyme ethanol fatigue fixation glucose Glycolysis heat hydrogen kilojoules lactic light limited oxygen phosphate photolysis photosynthesis pyruvic respiration starch temperature transfer two wall water acid which causes muscle 38 ADP aerobic anaerobic ATP cellulose chlorophyll CO2 energy enzyme ethanol fatigue fixation glucose Glycolysis heat hydrogen kilojoules lactic light limited oxygen phosphate photolysis photosynthesis pyruvic respiration starch temperature transfer two wall water . In plant cells, pyruvic acid is irreversibly converted to 38 ADP aerobic anaerobic ATP cellulose chlorophyll CO2 energy enzyme ethanol fatigue fixation glucose Glycolysis heat hydrogen kilojoules lactic light limited oxygen phosphate photolysis photosynthesis pyruvic respiration starch temperature transfer two wall water and CO2. In each case only 38 ADP aerobic anaerobic ATP cellulose chlorophyll CO2 energy enzyme ethanol fatigue fixation glucose Glycolysis heat hydrogen kilojoules lactic light limited oxygen phosphate photolysis photosynthesis pyruvic respiration starch temperature transfer two wall water molecules of ATP are produced per molecule of glucose. 8) Green plants use sunlight as their source of energy to make food. This process is called 38 ADP aerobic anaerobic ATP cellulose chlorophyll CO2 energy enzyme ethanol fatigue fixation glucose Glycolysis heat hydrogen kilojoules lactic light limited oxygen phosphate photolysis photosynthesis pyruvic respiration starch temperature transfer two wall water . It is the means by which the raw materials 38 ADP aerobic anaerobic ATP cellulose chlorophyll CO2 energy enzyme ethanol fatigue fixation glucose Glycolysis heat hydrogen kilojoules lactic light limited oxygen phosphate photolysis photosynthesis pyruvic respiration starch temperature transfer two wall water and CO2 are converted to the end products glucose and 38 ADP aerobic anaerobic ATP cellulose chlorophyll CO2 energy enzyme ethanol fatigue fixation glucose Glycolysis heat hydrogen kilojoules lactic light limited oxygen phosphate photolysis photosynthesis pyruvic respiration starch temperature transfer two wall water by a series of 38 ADP aerobic anaerobic ATP cellulose chlorophyll CO2 energy enzyme ethanol fatigue fixation glucose Glycolysis heat hydrogen kilojoules lactic light limited oxygen phosphate photolysis photosynthesis pyruvic respiration starch temperature transfer two wall water controlled reactions. 9) During the first stage of photosynthesis called 38 ADP aerobic anaerobic ATP cellulose chlorophyll CO2 energy enzyme ethanol fatigue fixation glucose Glycolysis heat hydrogen kilojoules lactic light limited oxygen phosphate photolysis photosynthesis pyruvic respiration starch temperature transfer two wall water , light energy is captured by green 38 ADP aerobic anaerobic ATP cellulose chlorophyll CO2 energy enzyme ethanol fatigue fixation glucose Glycolysis heat hydrogen kilojoules lactic light limited oxygen phosphate photolysis photosynthesis pyruvic respiration starch temperature transfer two wall water in chloroplasts and used to split molecules of water into oxygen and 38 ADP aerobic anaerobic ATP cellulose chlorophyll CO2 energy enzyme ethanol fatigue fixation glucose Glycolysis heat hydrogen kilojoules lactic light limited oxygen phosphate photolysis photosynthesis pyruvic respiration starch temperature transfer two wall water . Some of the energy is used to regenerate 38 ADP aerobic anaerobic ATP cellulose chlorophyll CO2 energy enzyme ethanol fatigue fixation glucose Glycolysis heat hydrogen kilojoules lactic light limited oxygen phosphate photolysis photosynthesis pyruvic respiration starch temperature transfer two wall water from ADP and inorganic 38 ADP aerobic anaerobic ATP cellulose chlorophyll CO2 energy enzyme ethanol fatigue fixation glucose Glycolysis heat hydrogen kilojoules lactic light limited oxygen phosphate photolysis photosynthesis pyruvic respiration starch temperature transfer two wall water . 10) During the second stage of photosynthesis, called carbon 38 ADP aerobic anaerobic ATP cellulose chlorophyll CO2 energy enzyme ethanol fatigue fixation glucose Glycolysis heat hydrogen kilojoules lactic light limited oxygen phosphate photolysis photosynthesis pyruvic respiration starch temperature transfer two wall water , hydrogen from photolysis is combined with 38 ADP aerobic anaerobic ATP cellulose chlorophyll CO2 energy enzyme ethanol fatigue fixation glucose Glycolysis heat hydrogen kilojoules lactic light limited oxygen phosphate photolysis photosynthesis pyruvic respiration starch temperature transfer two wall water to form glucose. This process requires energy supplied by ATP. 11) Some glucose molecules formed during photosynthesis are converted to 38 ADP aerobic anaerobic ATP cellulose chlorophyll CO2 energy enzyme ethanol fatigue fixation glucose Glycolysis heat hydrogen kilojoules lactic light limited oxygen phosphate photolysis photosynthesis pyruvic respiration starch temperature transfer two wall water and stored; others are converted to 38 ADP aerobic anaerobic ATP cellulose chlorophyll CO2 energy enzyme ethanol fatigue fixation glucose Glycolysis heat hydrogen kilojoules lactic light limited oxygen phosphate photolysis photosynthesis pyruvic respiration starch temperature transfer two wall water and become part of the cell 38 ADP aerobic anaerobic ATP cellulose chlorophyll CO2 energy enzyme ethanol fatigue fixation glucose Glycolysis heat hydrogen kilojoules lactic light limited oxygen phosphate photolysis photosynthesis pyruvic respiration starch temperature transfer two wall water . 12) Photosynthesis is affected by environmental factors such as 38 ADP aerobic anaerobic ATP cellulose chlorophyll CO2 energy enzyme ethanol fatigue fixation glucose Glycolysis heat hydrogen kilojoules lactic light limited oxygen phosphate photolysis photosynthesis pyruvic respiration starch temperature transfer two wall water intensity, CO2 concentration and 38 ADP aerobic anaerobic ATP cellulose chlorophyll CO2 energy enzyme ethanol fatigue fixation glucose Glycolysis heat hydrogen kilojoules lactic light limited oxygen phosphate photolysis photosynthesis pyruvic respiration starch temperature transfer two wall water . Its rate is therefore 38 ADP aerobic anaerobic ATP cellulose chlorophyll CO2 energy enzyme ethanol fatigue fixation glucose Glycolysis heat hydrogen kilojoules lactic light limited oxygen phosphate photolysis photosynthesis pyruvic respiration starch temperature transfer two wall water by whichever of these factors is in short supply.