See Also: rubisco(dictionary)

rubisco (iou)



rubisco noun. Pl. -os. L20.
[from R(IB)U(LOSE + BIS- + C(ARB)O(XYL.]
Biochemistry. An enzyme, ribulose 1,5-bisphosphate carboxylase, present in plant chloroplasts, and involved in fixing atmospheric carbon dioxide in photosynthesis and in oxygenation of the resulting compound in photorespiration.