WorksheetsEnzymes
Total questions: 14
Worksheet time: 11mins
The substance that binds to an enzyme is called a?
Polypeptide
Co-enzyme
Vitamin
Substrate
Changes in pH and temperature can ___________________ an enzyme which causes it to lose its shape and affects its function.
puncture
denature
double
delete
What is the optimal pH for this enzyme?
6
10
9
7
What is the purpose of an enzyme?
control how many reactions occur
raise activation energy
give permission for the reaction
speed up chemical reactions
Where do substrates bind to an enzyme?
calcium channels
active site
receptor molecules
voltage-gated channels
Once a new product leaves an enzyme, the enzyme is unchanged and ready for the next substrate. What is this called?
fragile
reusable
specific
catalyst
Enzymes are _______________ that _____________________ chemical reactions by ____________ the amount of activation energy required to start the reaction.
carbohydrates, slow down, lowering
proteins, speed up, increasing
lipids, speed up, lowering
proteins, speed up, lowering
What is the optimal temperature of this enzyme?
60
40
70
30
Enzymes are an example of
Lipids
Carbohydrate
Protein
Nucleic Acid
