In an Experiment, Roger Injects Mice with Interleukin- 2 IL-

question 143

Multiple Choice

In an experiment, Roger injects mice with interleukin- 2 IL- 2) . After 3 days he examines the blood and lymph for changes. What would you expect to observe following this treatment?

• A) decreased number of T cells
• B) increased number of T cells
• C) increased number of mast cells
• D) decreased number of B cells
• E) both A and D

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Definitions:

Hydrogen Bond

An unstable linkage between two molecules due to the electrostatic force acting between a proton within one molecule and an electronegative atom in the other.

Hydrogen Ions

Positively charged atoms of hydrogen, significant in acid-base chemistry and pH balance in biological systems.

Acidic

Having a pH less than 7, indicating the presence of a higher concentration of hydrogen ions (H+) in solution.

Hydrophobic

Characterized by a tendency to repel water; substances that do not mix with water.