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Enzymes
Test Description: Enzyme General Questions
Instructions: Answer all questions to get your test result.
1) Enzymes are
A
consumed in a reaction.
B
able to be reused.
C
deformed in a reaction.
2) When enzymes are exposed to high/low temperatures or pH, they can become_____.
A
destroyed.
B
denatured.
C
specific.
D
proteins.
3) Most enzymes are which biomolecule?
A
nucleic acid
B
protein
C
carbohydrate
D
lipid
4) Another name for anything that speeds up a reaction is a _________.
A
protein
B
catalyst
C
substrate
D
speedster
5) Enzymes speed up reactions by _______________ the activation energy of the reaction.
A
speeding up
B
increasing
C
lowering
D
controlling
6) The initial substance that binds with the enzyme's active site is called a _____.
A
substrate (or reactant)
B
protein
C
catalyst
D
product
7) The end result of a reaction is called the _________.
A
product
B
protein
C
enzyme
D
substrate
8) The ___________ is where the substrate binds to the enzyme.
A
active site
B
special site
C
substrate site
D
site of reaction
9) When enzymes build up a product from 2 or more substrated, this is called _________.
A
synthesis
B
combination
C
decomposition
10) Enzymes and substrates are often compared to ____________.
A
a product and reaction
B
a set of keys
C
a set of locks
D
a lock and key
*select an answer for all questions
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