A group of important notes that are useful to understand before going to sit paper 4
Brief and easy to remember
Allows for maximum marks to be obtained
Specific to Pearson Edexcel YBI11
- PHEOPHYTIN:
- Grey pigment caused by the breakdown of other photosynthetic pigments
5A: Absorption VS Action Spectrum:
- ABSORPTION SPECTRUM:
- Graph showing the amount of light absorbed
- Light against wavelength of light
- ACTION SPECTRUM:
- Graph showing the rate of photosynthesis against wavelength of light
5A: Plant Definitions To Learn:
- GRANA:
- Stack of thylakoids within a chloroplast
- THYLAKOIDS:
- Membrane discs found in the grana of chloroplasts
- LAMELLAE:
- Extensions of the thylakoid membrane
- STROMA:
- The “matrix” surrounding grana & contains enzymes for the Calvin Cycle
& produces glucose
5B: Ecology Definitions:
- ABIOTIC PHASE:
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