Chap. 2 Quiz Anatomy and Physiology

Which type of chemical reaction involves building larger molecules from smaller subunits?

• Decomposition

• Synthesis

• Exchange

• Reversible

Tags

GA.SAP1.b.

Breaking down glycogen into glucose is an example of:

• Synthesis reaction

• Decomposition reaction

• Exchange reaction

• Neutralization reaction

Tags

GA.SAP1.b.

In an exchange reaction,

• Atoms are combined to form a larger molecule

• A molecule is split into smaller parts

• Parts of molecules are swapped between reactants

• Energy is released as heat

Tags

GA.SAP1.b.

Which type of reaction can proceed in both directions, depending on conditions?

• Synthesis

• Decomposition

• Exchange

• Reversible

Tags

GA.SAP1.b.

The role of an enzyme is to:

• Provide energy for a reaction

• Change the products of a reaction

• Lower the activation energy needed for a reaction

• Alter the pH of a reaction

Tags

GA.SAP1.b.

The specific area of an enzyme where the substrate binds is called the:

• Active site

• Binding groove

• Enzyme pocket

• Catalyst zone

Tags

GA.SAP1.b.

Which of the following will most likely cause an enzyme to denature?

• Heat

• Acidity

• Neither heat, nor acidity

• both heat and acidity

Tags

GA.SAP1.b.

The pH scale is a measure of:

• Enzyme concentration

• Hydrogen ion concentration

• Salt content of a solution

• Buffering capacity

Tags

GA.SAP1.b.

A solution with a pH of 8 is considered:

• Strongly acidic

• Weakly acidic

• Neutral

• Basic

Tags

GA.SAP1.b.

Which of the following is the most important buffer system in maintaining blood pH?

• Phosphate buffer

• Bicarbonate buffer

• Protein buffer

• Sodium-potassium buffer

Tags

GA.SAP1.b.