Enzymes

Front

Which of the following is an enzyme?

• lactose
• adenosine
• protease
• phosphate

Back

protease

Front

How do enzymes speed up chemical reactions?

Back

lower the activation energy of chemical reactions.

Front

What is the optimum temperature for this enzyme? Options: 20 degrees Celsius, 45 degrees Celsius, 52 degrees Celsius, 64 degrees Celsius

Back

52 degrees Celsius

Front

Which suffix (word ending) is used in the names of most enzymes? Options:

-ase

,

-in

,

-ine

,

-ose

Back

-ase

Front

What can be inferred using the graph? Options: Cells can function equally as well at all pH values. Cells do not function well at pH values that are too high or too low. Cells function best at high pH values. Cells function best at low pH values.

Back

Cells do not function well at pH values that are too high or too low.

Front

In the enzymatic reaction, the __________ is on the left of the arrow, while the products are to the right of the arrow.

Back

reactant

Front

Each enzyme produced by the body is

Back

specific - meaning it is only able to catalyze a reaction with a certain molecule.

Front

Which two factors affect an enzyme's operation the most?

Back

temperature and pH

Front

What substances are formed as a result of this reaction? Options: hydrogen peroxide and water, water and oxygen, hydrogen peroxide and oxygen, water and ozone

Back

water and oxygen

Front

What is the optimum pH for the enzyme salivary amylase?

Back

6.2