In the chemical equation for photosynthesis, carbon dioxide and water are converted to glucose and oxygen. 6CO2 + 6H2O ® C6H12O6 + 6O2

Which component could be added to complete this chemical equation?
light energy
ATP and NADPH
chemical energy
rubisco

chert is a sedimentary rock composed of microcrystalline or cryptocrystalline silica. with this little bit of information, you can come to the conclusion that your answer is c.  

explanation:

answer: 20 percent

the fish culture has become a developing commercial practice in developing countries which is already prominent in developed countries of the world. the major fish protein demand is being supplemented in developing countries is   fishing to meet the needs of the growing population. therefore, in some developing nations, the percentage of animal protein from fish in the diet can be as high as 20 percent.