Answer :
D
Carbon fixation is the use of atmospheric carbon dioxide to produce carbon compounds that can be used within an organism's body for energy. C₆H₁₂O₆, or glucose, is an example of such a compound.
Carbon fixation is the use of atmospheric carbon dioxide to produce carbon compounds that can be used within an organism's body for energy. C₆H₁₂O₆, or glucose, is an example of such a compound.