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enzymes worksheet

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Structure of enzymes
Sketch a graph of the effect of
temperature on enzyme action
 Enzymes are made of ____________. These are made up
of _________ _______.
 Enzymes are ______________ ___________. They
________ up reactions by lowering the _____________
________.
 Enzymes have an _________ _______. This is where the
substrate joins.
 The active site is _____________________ and
___________ to the corresponding substrate.
 Enzymes speed a reaction up but do not ________ it.
Words: Protein, specific, active site, change, complementary,
biological catalysts, amino acids, activation energy, speed.
Describe this graph:
________________________________
________________________________
________________________________
Draw a diagram of how enzymes work here:
Explain this graph:
________________________________
________________________________
________________________________
________________________________
What is meant by the term ‘optimum
temperature’?
________________________________
________________________________
________________________________
________________________________
Structure of enzymes
 Enzymes are made of ____________. These are made up
of _________ _______.
 Enzymes are ______________ ___________. They
________ up reactions by lowering the _____________
________.
 Enzymes have an _________ _______. This is where the
substrate joins.
 The active site is _____________________ and
___________ to the corresponding substrate.
 Enzymes speed a reaction up but do not ________ it.
Sketch a graph of the effect of
temperature on enzyme action
Describe this graph: (Hint: Is the gradient
always the same? Is there a peak?)
Words: Protein, specific, active site, change, complementary,
biological catalysts, amino acids, activation energy, speed.
________________________________
________________________________
_______________________________
Draw a diagram of how enzymes work here:
Explain this graph: (Hint why is there a
(See the attached notes – include information on the
enzyme/substrate complexes and enzyme/product complexes)
peak? What happens to the enzyme when the
temp is too high?)
________________________________
________________________________
________________________________
________________________________
What is meant by the term ‘optimum
temperature’?
________________________________
________________________________
________________________________
________________________________
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