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Cambridge IGCSE Combined Science practice

Paper 4 structured question: Enzymes

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4

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3

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Enzymes

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Paper 4Theory (Extended)3 marks

Enzymes are crucial for metabolic processes in living organisms. Temperature changes can significantly impact their activity.

Description

Temperature and Enzyme Activity

Enzymes have an optimal temperature range for activity. Beyond this range, their structure can be altered, affecting their function.

  1. a

    Analyse Discuss how temperature changes affect enzyme activity.

    Aim for approximately 3 distinct marking points.

    [3]

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Paper 4 structured question: Enzymes

Paper 4Theory (Extended)3 marks

Description

Enzyme Activity and Temperature

Understanding how temperature affects enzyme activity is essential for studying metabolic processes.

  1. a

    Discuss Explain how temperature changes can lead to denaturation of enzymes.

    Aim for approximately 3 distinct marking points.

    [3]