Figure 2.8 -How Many Grams of the Compound in Figure 2.8 Would

question 131

Multiple Choice

Figure 2.8
-How many grams of the compound in Figure 2.8 would be required to make 1 L of a 0.5 M solution?
(carbon = 12, oxygen = 16, hydrogen = 1)

• A) 29
• B) 30
• C) 60
• D) 150
• E) 342

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Definitions:

Intracellular Receptors

Proteins located inside the cell that bind to certain substances and initiate a specific cellular response.

First Messenger

A signaling molecule that binds to a receptor on the cell surface, initiating a signal transduction process that leads to the formation of an intracellular second messenger.

Ion Channel

An ion channel is a protein structure embedded in cell membranes that allows ions to pass through the membrane selectively.

Ligand

A molecule that binds specifically to another molecule, usually a larger one, in a reversible manner.