Overview of Cell Signaling

By @Admin | June 21, 2018

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Part A

Which of these is a receptor molecule?

Correct

This is a receptor molecule.

Part B

A signal transduction pathway is initiated when a _____ binds to a receptor.

Correct

The binding of a signal molecule to a receptor initiates a signal transduction pathway.

Part D

A signal molecule is also known as a(n) _____.

Correct

A ligand is a signal molecule.

Part E

Which of these is the second of the three stages of cell signaling?

Correct

Transduction is the second of the three stages of cell signaling.

Think!