Big Quiz for Biochemistry

Which reusable protein, often shown above the arrow, catalyzes a chemical reaction?

• Carboydrates

• Water

• Carboxyl Group

• Enzyme

The process shown in this diagram represents:

• Dehydration Synthesis

• Hydrolysis

• Plasmolysis

• Autolysis

Another name for an enzyme is a(n)

• Catalyst

• Amino Group

• Carboxyl Group

• Nucleotide

A change in which environmental factor could disrupt the action of an enzyme?

• Amount of oxygen

• Amount of carbon dioxide

• pH Level

• Amount of glucose

What is the optimal pH for the activity of Salivary Amylase?

• 2

• 7

• 9

• 5

At which pH are no enzymes active?

• 2

• 5

• 8

• 12

Pepsin works best in which environment?

• Acidic

• Basic

• Neutral

• All of the above

What is the function of carbohydrates?

• To provide building blocks for growth and repair

• To provide energy

• To store energy, provide insulation and protect organs and tissues

• To provide the instructions for heredity

Amino Acids are the buildings blocks of

• Carbohydrates

• Lipids

• Proteins

• Nucleic Acids

Which characteristic determines whether an enzyme can hydrolyze a polypeptide?

• The number of starch molecules present

• Its characteristic shape

• The number of lipids present

• The functional units attached to the end carbon