Enzymes (Edexcel GCSE Biology Combined Science): Quizzes
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Practise the questions
10 questions from this quiz
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Practise the questions
10 questions from this quiz
What are enzymes?
What are enzymes?
Biological catalysts
What type of molecule are enzymes made from?
What type of molecule are enzymes made from?
Proteins
What is formed when a substrate binds to an enzyme's active site?
What is formed when a substrate binds to an enzyme's active site?
Enzyme-substrate complex
What is the optimum temperature for most enzymes in the human body?
What is the optimum temperature for most enzymes in the human body?
37°C
What happens to an enzyme when it is denatured?
What happens to an enzyme when it is denatured?
Active site changes shape
Which enzyme breaks down starch into maltose?
Which enzyme breaks down starch into maltose?
Amylase
What do proteases convert proteins into?
What do proteases convert proteins into?
Amino acids
What colour does Benedict's test turn if sugars are present?
What colour does Benedict's test turn if sugars are present?
Brick red
Where is bile produced?
Where is bile produced?
Liver
What does bile do to large fat droplets?
What does bile do to large fat droplets?
Breaks them into smaller droplets