Biological pigment that contain pigment as well. See conjugated systems for electron bond chemistry that causes these molecules to have pigment. The primary function of pigments in plants is photosynthesis, which uses the green pigment chlorophyll along with several red and yellow pigments that help to capture as much light energy as possible. Other functions of pigments in plants include attracting insects to flowers to encourage pollination. Plant pigments include a variety of different kinds of molecule, including porphyrins, carotenoids, anthocyanins and betalains. All biological pigments selectively absorb certain wavelengths of light while reflecting others. The principal pigments responsible are: Plants, in
The "What Time Is Love?" Story half the price of a conventional album. Released on 25 September 1989 on LP and CD, "The "What Time Is Love?" Story" used the same basic design lay-out as the "Pure Trance Original" singles, but the colour scheme was altered: lurid pink writing on lurid green (for the vinyl), and lurid green on lurid pink (for the CD). Many commentators have speculated that all of these 'covers' were in fact the work of The KLF themselves. "Q" magazine, for example, commented that "one wonders why all the vocalists sound so alike (and British, even when praising Allah)" and asked of