Chlorophyll and Carotenoid Spectra: The Work of the Devil's Consorts A brief explanation: I did an experiment that did not go at all as planned -- apparently, the chlorophylls in my spinach sample do NOT absorb blue light, which makes them (1) spinach mutants, and (2) unique in the plant kingdom. Something had gone terribly wrong with my experiment, I was frustrated, I had already turned in my report. So I rewrote my paper.