concentration gradient

American  

noun

Chemistry.

1. the gradual difference in concentration of a dissolved substance in a solution between a region of high density and one of lower density.

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Example Sentences

The authors' "Eureka moment" occurred when, in their discussion, they realized that a property of every catalyst known as the kinetic asymmetry controls the direction of response to a concentration gradient.

From Science Daily • Dec. 29, 2023

This research builds on earlier work in which the same authors showed how a single catalyst molecule could use energy from the reaction it catalyzed to undergo directional motion in a concentration gradient.

From Science Daily • Dec. 29, 2023

Due to this concentration gradient, both types of ions have a strong urge to flow into the cells -- making them ideal for use as messenger substances.

From Science Daily • Dec. 15, 2023

Therefore, water will diffuse down its concentration gradient, crossing the membrane to the side where it is less concentrated.

From Textbooks • Apr. 25, 2013

In secondary transport, energy from primary transport can be used to move another substance into the cell and up its concentration gradient.

From Textbooks • Apr. 25, 2013