The apparatus shown was used to investigate the rate of respiration in yeast at 20 °C. Which of the following changes would cause a decrease in the rate of respiration of the yeast
The apparatus shown was used to investigate the rate of respiration in yeast at 20 °C.
Which of the following changes would cause a decrease in the rate of respiration of the yeast
A Increase the thickness of the layer of oil by 1 mm.
B Increase the temperature of the glucose solution by 1 °C.
C Decrease the concentration of the glucose solution by 1 %.
D Decrease the volume of indicator solution by 1 cm3.
Answer: C Decrease the concentration of the glucose solution by 1 %.
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