Photosynthetic pigments
The main photosynthetic pigment in chloroplasts is the blue-green chlorophyll a. Accessory pigments are yellow-green chlorophyll b, yellow-brown xanthophylls, orange carotenoids and phaeophytin which is a grey-brown pigment.

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Key terms in this lesson
- chloroplast
- The double-membrane-bound organelle in plant cells that is the site of photosynthesis, containing thylakoids (grana) and the stroma.
More in Energy for Biological Processes
- ATP
- Chloroplasts
- Photosystems
- Cyclic Photophosphorylation
- Non-cyclic Photophosphorylation
- Chemiosmosis
- Calvin Cycle
All 8 lessons in Energy for Biological Processes · All AQA A-level Biology topics