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2 marksCellular Respiration and ATP Synthesis

CAPE Biology Unit 2 · 2005 · Paper 2 · Question 1(c)

Suggest whether the beans soaked in potassium cyanide will take up oxygen and provide ONE reason for your answer.

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Other parts of this question

  1. 1(a)Outline an experiment, based on the apparatus in Figures 1 A and B, to measure oxygen uptake in germinating beans.[4 marks]
  2. 1(b)State the purpose of the thermometers used in the experimental apparatus in Figures 1 A and B.[1 mark]
  3. 1(d)State what conclusion can be drawn from the results of Experiment 1 shown in Figure 2.[1 mark]
  4. 1(e)An artificial lipid vesicle with a proton pump and ATP synthase is used to pump hydrogen ions into the vesicle to create a gradient, which diffuse out through…[2 marks]

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