Photosynthetic picoplankton is the fraction of the phytoplankton performing photosynthesis composed by cells between 0.2 and 2 µm (picoplankton). Chromatography Lab/AP Biology Plant Pigments/Chromatography Introduction In this laboratory you will separate plant pigments using chromatography. PHOTOSYNTHESIS AND CHROMATOGRAPHY OF ITS PIGMENTS. In this laboratory you will separate plant pigments using paper chromatography. You will also measure the rate of. Chlorophyll Chromatography. Subject Area. one of many pigments used by plants to absorb energy from sunlight in the process of photosynthesis. chromatography. Chromatography. Definition. noun. The process or technique of separating molecules or components in a mixture according to the differential absorption and elution. Paper chromatography is an analytical method that is used to separate coloured chemicals or substances.This can also be used in secondary or primary colours in ink. Chromatography is a versatile method of separating many different kinds. What is Chromatography? - Definition, Types & Uses. What is Chromatography. photosynthesis definition. Use by green plants of the energy in sunlight to carry out chemical reactions, such as the conversion of carbon dioxide into oxygen. Paper chromatography. Definition. noun. A simple technique of separating constituents in a sample solution using a chromatography paper, which is the stationary phase Chromatography Experiment Title: separation of pigments of photosynthesis using paper chromatography. Goal (main aim): Calculating the Rf of every single pigment.