Biology for IGCSE & O level - Enzymes (Section 3 - No. 16)
What is the relationship between temperature and enzyme activity?
As temperature increases, enzyme activity increases indefinitely.
As temperature increases, enzyme activity decreases.
Enzyme activity is highest at very low temperatures.
Enzyme activity increases up to an optimum temperature, then decreases.
Explanation
Enzyme activity has an optimal temperature for function; above or below this, activity declines.
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