The Graph Shows the Temperature Profile for T

question 22

Multiple Choice

The graph shows the temperature profile for T. aquaticus polymerase, an enzyme used by a species of bacteria that lives in hot springs. What does the boxed region indicate?

• A) The enzyme activity increases as substrates increase their kinetic energy.
• B) The enzyme activity decreases as substrates increase their kinetic energy.
• C) The enzyme activity increases as the enzyme denatures.
• D) The enzyme activity decreases as the enzyme denatures.
• E) The enzyme activity decreases as the enzyme refolds.

---

Definitions:

Directional Terms

Terms used to describe the location of one body part in relation to another, often used in anatomy and medicine.

Inferior

Pertains to a lower position or location in the body.

Control Center

A system or area that manages or regulates certain functions, in biology, often referring to parts of the brain like the hypothalamus that regulate bodily functions.

Set Point

The target value of a system's parameter that is maintained physiologically by bodily control mechanisms for homeostasis.