Rubisco is normally found in the thylakoid space of chloroplasts. Cyclic photophosphorylation produces oxygen as one of its byproducts. In the diagram at right, pp represents ribulose bisphosphate. In the diagram at right, hh represents water. Besides plants, some prokaryotes are also photoautotrophic.
Plants appear green because their main pigments absorb green light.
I absorbs best at 700nm. Phosphoenol pyruvate carboxylase is routinely found in the bundle sheath cells of corn. The Calvin cycle is also known as the C3 cycle because of 1,3 bisphosphoglyceric acid. Plants such as pineapple and ice plants close their stomata at night. It is generally believed that the most abundant polysaccharide on earth is cellulose and the most abundant protein on earth is cellulase.