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PLANT PIGMENTS . http://members.aol.com/diaspore/vhouse/biology/projects/photosynthesis/woida/meaning_of_light.html#question_1 PLANT PIGMENTS Image by Riedell Make sure tip of paper is touching solvent Make sure green line is ABOVE solvent Put lid on jar http://www.phschool.com/science/biology_place/labbench/lab4/pigsep.html Factors that affect movement of molecules along chromatography paper Solubility 1. ___________of molecule in solvent used (better it dissolves… farther it will move) Size 2. _____________of molecule (bigger molecules move slower) 3. _____________ of paper used Surface (Attraction of molecules to paper) Time 4. __________allowed to run PLANT PIGMENTS Carotene is orange yellow Xanthophyll is lemon yellow Chlorophyll a is blue green Chlorophyll b is yellow green.