BI-1261
Effect of temperature and pH on enzymes
Biology · Secondary 4 · Easy · Effect of temperature and pH on enzymes
A student investigates the effect of pH on an enzyme that digests protein. At pH 2, the rate of reaction is 3 cm³ of product formed per minute. When the pH is changed to 7, the rate falls to one‑third of the original value. What is the rate at pH 7?
- 0.3 cm³ per minute
- 1 cm³ per minute
- 3 cm³ per minute
- 9 cm³ per minute
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