energy transfers

    Cards (5)

    • Photosynthesis is a two stage process: LDR and LIR
    • The LDR occurs on the thylakoid membranes and grana and the LIR occurs in the stroma
    • LDR is the first stage and requires light
    • light energy and water are used to create ATP and reduced NADP which are needed for the light-independent stage
    • This occurs in four stage:
      1. Photoionisation of chlorophyll