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The importance of maintaining constant conditions in the body

Quiz by Oak National Academy: GCSE Combined Science Edexcel Foundation

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6 questions
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  • Q1
    Below is a simplified diagram of an enzyme. What is shown by A?
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    30s
  • Q2
    Which of the following are effectors?
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    Sorting
    30s
  • Q3
    True or false? Enzymes are catalysts.
    true
    false
    True or False
    30s
  • Q4
    The graph shows the rate of an enzyme controlled reaction. Point A represents the ______ temperature for the enzyme.
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    30s
  • Q5
    The graph shows the rate of an enzyme controlled reaction. Why is the rate of reaction decreasing at point c?
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    The enzyme has run out of active sites.
    The enzyme has run out of substrate.
    The enzyme is too hot.
    The enzyme is being killed.
    The enzyme is becoming denatured.
    30s
  • Q6
    If a significant increase in body temperature is sustained, it can lead to ...
    hypothermia
    hyperthermia
    30s

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