Quiz

Quiz: Denaturation and why temperature/pH affect enzymes

Edexcel Combined Science GCSE

11 Steps9 Questions

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Building on what you've learned about enzymes, let's test your understanding of denaturation and how temperature and pH affect them!

Multiple ChoiceInteractive

What happens to an enzyme when it denatures?

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Multi-SelectInteractive

Which of the following can cause an enzyme to denature? (Select all that apply)

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Fill in the BlankInteractive

Enzymes work best at their {{blank0}} temperature and pH, but they denature when conditions are {{blank1}} extreme.

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MatchingInteractive

Match the items on the left with their correct pairs on the right

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Math EquationInteractive

An enzyme works best at 37°C but denatures at 50°C. If the temperature increases by 5°C each minute, how long will it take to reach 50°C from 37°C?

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Multiple ChoiceInteractive

What happens to enzyme activity at low temperatures?

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typedAnswer

Match the items on the left with their correct pairs on the right

Multi-SelectInteractive

How does pH affect enzyme activity? (Select all that apply)

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Fill in the BlankInteractive

The {{blank0}} site of an enzyme is affected by changes in {{blank1}}, which can lead to denaturation.

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Multiple ChoiceInteractive

If an enzyme denatures, can it regain its original shape?

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