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Chloroplastic figures and chlorophyll spontaneous fluorescence in 5 types of mesophyllic cells. (A–E) Single protoplast of mesophyllic cell of Wild type, dark green, rubescent, etiolated, and albino mutants; (F–J) chlorophyll spontaneous fluorescence of single protoplast of 5 types of mesophyllic cells. (Bar = 15 μm).
