Match each term with the definitions.

TERMS:

active transport

membrane transport protein

channel

passive transport

electrochemical gradient

transporter

DEFINITIONS:

$1.)$ An aqueous pore in a lipid membrane, with walls made of protein, through which selected ions or molecules can pass.

$2.)$ The movement of a small molecule or ion across a membrane due to a difference in concentration or electrical charge.

$3.)$ General term for a membrane$-$embedded protein that serves as a carrier of ions or small molecules from one side of the membrane to the other.

$4.)$ Movement of a molecule across a membrane that is driven by ATP hydrolysis or other form of metabolic energy.

$5.)$ Driving force for ion movement that is due to differences in ion concentration and electrical charge on either side of the membrane.