A Signal Transmitted Via Phosphorylation of a Series of Proteins

question 19

Multiple Choice

A signal transmitted via phosphorylation of a series of proteins is generally associated with which of the following events?

• A) conformational changes to each protein in the series
• B) binding of a hormone to an intracellular receptor
• C) activation of a ligand-gated ion channel
• D) production of ATP in the process of signal transduction

---

Definitions:

Voltage Drop

The reduction in electrical voltage as it passes through a component or conductor, due to resistance or impedance in the circuit.

Low Current Draw

The condition of an electrical device consuming a relatively small amount of electrical current.

Viscosity

The sheer resistance of a liquid often used to mean oil thickness or resistance to flow.

Ground Circuit

An electrical circuit that uses the earth as a part of its conductive path, enhancing safety by preventing electric shock.