A-LevelBiologyEnzymes9700/12 · May/June 2015 · Q141 Mark

Which statements are true about the optimum temperature of all enzymes? 1 It is the temperature at which the enzymes work best. 2 It is the highest temperature at which the enzyme will work. 3 It is between 35 °C and 40°C.

A1, 2 and 3

B2 and 3 only

C1 only

D3 only

✓ Correct answer

C: 1 only

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