Biology for IGCSE & O level - Respiration (Section 2 - No. 34)
In the investigation of the effect of temperature on yeast respiration, what does the number of bubbles per minute measure?
The amount of glucose consumed by the yeast.
The amount of oxygen produced by the yeast.
The rate of carbon dioxide production.
The change in temperature.
Explanation
The number of bubbles indicates the production of carbon dioxide, which is produced by the yeast.
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