Enzymes Question Preview (ID: 32295)

Enzyme General Questions. TEACHERS: click here for quick copy question ID numbers.

Enzymes are
a) able to be reused.
b) consumed in a reaction.
c) deformed in a reaction.

When enzymes are exposed to high/low temperatures or pH, they can become_____.
a) specific.
b) denatured.
c) destroyed.
d) proteins.

Most enzymes are which biomolecule?
a) carbohydrate
b) lipid
c) protein
d) nucleic acid

Another name for anything that speeds up a reaction is a _________.
a) speedster
b) catalyst
c) protein
d) substrate

Enzymes speed up reactions by _______________ the activation energy of the reaction.
a) speeding up
b) lowering
c) increasing
d) controlling

The initial substance that binds with the enzyme's active site is called a _____.
a) substrate (or reactant)
b) product
c) catalyst
d) protein

The end result of a reaction is called the _________.
a) substrate
b) enzyme
c) protein
d) product

The ___________ is where the substrate binds to the enzyme.
a) active site
b) special site
c) site of reaction
d) substrate site

When enzymes build up a product from 2 or more substrated, this is called _________.
a) decomposition
b) combination
c) synthesis

Enzymes and substrates are often compared to ____________.
a) a set of keys
b) a set of locks
c) a lock and key
d) a product and reaction

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