BI-1250
Effect of temperature and pH on enzymes
Biology · Secondary 4 · Hard · Effect of temperature and pH on enzymes
A student wants to investigate the effect of pH on the activity of amylase. Which set of test tubes is most suitable?
A. Tubes with amylase only at pH 3, 7 and 11, all at 37°C.
B. Tubes with starch only at pH 3, 7 and 11, all at 37°C.
C. Tubes with amylase and starch at pH 3, 7 and 11, all at 37°C.
D. Tubes with amylase and starch at pH 7, at 20°C, 37°C and 60°C.
A. Tubes with amylase only at pH 3, 7 and 11, all at 37°C.
B. Tubes with starch only at pH 3, 7 and 11, all at 37°C.
C. Tubes with amylase and starch at pH 3, 7 and 11, all at 37°C.
D. Tubes with amylase and starch at pH 7, at 20°C, 37°C and 60°C.
- A
- B
- C
- D
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