How Do Small Ions Like Na+ of K+ Pass Through

question 86

Multiple Choice

How do small ions like Na+ of K+ pass through the plasma membrane?

• A)gated channels
• B)ion channels
• C)carrier proteins
• D)simple diffusion

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Definitions:

Monomer Structure

The basic unit or building block that can be repeated to form polymers through chemical bonds.

Polyurethane

A polymer composed of organic units joined by carbamate (urethane) links, used in foams, elastomers, and coatings.

Monomer Units

Small molecules that can be bonded together to form polymers.

Cationic Polymerization

A type of polymerization where a cationic initiator transfers charge to a monomer causing it to become reactive and link to other monomers.