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Worksheetsenzymes
Total questions: 20
Worksheet time: 10mins
Any substance that is acted upon by an enzyme is called a(n)? (a)
With what 3 letters do enzymes typically end? (a)
Circle the substrate
The enzymes die.
The enzyme changes shape
The enzymes' amino acid sequence changes.
The shape of the enzymes' active site changes
The optimum pH of the enzyme is 6.6.
The optimum pH of the enzyme is 5.8
The enzyme’s activity increases as pH increases 5.0 to 9.0
The enzyme’s activity is greater around pH of 8.0 .
What happens when an enzyme denatures?
The enzyme becomes overused
The substrate has run out
The primary structure of the protein ahs changed
The shape of the active site has changed
Enzymes can denature (change shape) when the temperature gets too high.
Enzymes can only be used once in a chemical reaction.
Extreme pH can denature enzymes.
Enzymes speed up chemical reactions.
Which letter represents the product?
A
B
C
D
Letter c...
active site
enzyme
substrate
products
The energy needed to start a reaction is known as...
enzyme
activation energy
substrate
Denaturing
Where do substrates bind to an enzyme? (a)
The (a) mechanism describes how an enzyme changes shape once the substrate is bonded.
