Answers to Introduction to biochemistry questions.(ii) From (+IV) in carbon dioxide to (0) in glucose. (iii) The role of chlorophyll is to absorb light energy and transfer it to plants by storing the energy in the bonds of the organic products of photosynthesis.(b) (i) The primary function of respiration is to transfer energy to cells in animals. (ii) The two processes exist in equilibrium as the carbon dioxide absorbed...