Dawson - Enzymes Practice Review

Front

An enzyme is considered to be a __________, because they speed up reactions.

Back

catalyst

Front

Enzymes are an example of

Back

protein

Front

An enzyme speeds up a reaction by

Back

lowering the activation energy

Front

What happens when enzymes are heated to a high temperature?

Back

The shape of the enzyme are changed and it denatures

Front

Substances that are changed during a chemical reaction

Back

reactants

Front

Why has this enzyme activity decreased so much?

Back

The enzyme has become denatured

Front

Based on the graph, what is the optimal temperature for this enzyme? Options: 15^oC, 40^oC, 30^oC, 35^oC

Back

30^oC

Front

What suffix is used in the names of most enzymes?

Back

-ase

Front

Every enzyme has an optimal temperature and pH. True or False?

Back

True

Front

Enzymes are composed of which monomers? Options: amino acids, carbohydrates, nucleotides, monosaccharides

Back

amino acids