SLE132 Prac 4 Part 2: Photosynthesis Report Template

SLE132 Prac 4 Part 2: Photosynthesis Report Template
Complete this template on your own, and then convert to a PDF file before uploading to the
assignment folder. This is an individual assignment.
The assignment is marked out of 50 and will be converted to /10% of your final assessment for this
unit.
Refer to the following concept map of the photosynthetic light reactions to answer the following
questions. Figure 10.14 of your text will help you. (1 mark for each question on this page)
1. What is the chemical species that is transferred through the light reactions? (Box A)
Answer: Electrons
2. What energy-rich compound is produced by the actions of the cytochrome complex? (Box B)
Answer: Adenosine Triphosphate
3. What is the compound formed from water? (Box C)
Answer: Oxygen
4. What energy is used to energise the light reactions? (Box D)
Answer: Light energy
5. What is the product of the reaction that is occurring at NADP+ reductase? (Box E)
Answer: Nicotinamide adenine dinucleotide phosphate (NADPH)
6. Provide names for structures i and ii? (0.5 mark for each correct answer)
Answer: Photosystem II and Photosystem I respectively
7. The electron-accepting dye, DCPIP, substitutes for which compound in your prac 4, part B
experiment?
Answer: cytochrome c (cyt c)