If ''The Wretched of the Earth'' was not ''the handbook for the black revolution,'' as its publisher boasted, it was certainly a sourcebook of revolutionary slogans. (Eldridge Cleaver once said that ''every brother on a rooftop can quote Fanon.'') ''Violence,'' Fanon argued most famously, ''is a cleansing force.
Carbon dioxide is taken in by plants and split into oxygen and carbon. The oxygen is releas â¦ ed as a bi-product. The carbon is used to make glucose, a sugar that plants synthesize for energy.
The role of carbon dioxide in photosynthesis is in the creation of  molecules that are used to make food for the plants. In cellular  respiration, carbon dioxide is emitted â¦as a waste product that is  used by photosynthesizing cells to create new carbohydrates.