Chapter 12 / 5 short lessons
Photosynthesis and energy capture
Trace photons, electrons, protons and carbon through the chloroplast.
H2 Biology / 9477 / 2027 syllabus
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Where does the oxygen released by photosynthesis come from?
Lessons
0 of 5 marked as readChloroplasts and light absorption
Recognise chloroplast compartments and interpret photosynthetic spectra.
About 7 minLight-driven electron transfer
Explain non-cyclic light-dependent reactions and energy conversion.
About 8 minUse a proton gradient to make ATP
Explain photophosphorylation, chemiosmosis and cyclic electron flow.
About 7 minFix, reduce and regenerate carbon
Explain the three phases of the C3 Calvin cycle and ATP/NADPH use.
About 8 minIdentify a limiting factor
Investigate effects of light, CO2 and temperature on photosynthesis.
About 7 minWhat you will be able to do
- Interpret spectra and chloroplast structure.
- Explain electron flow and chemiosmosis.
- Balance the Calvin cycle and investigate limiting factors.
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