In the Presence of Two or More Ions, It Is

question 73

True/False

In the presence of two or more ions, it is the sum of their concentration that determines the direction of movement of those ions across a membrane.

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Definitions:

Free Radicals

Highly reactive molecules with unpaired electrons, capable of causing oxidative damage to cells and DNA.

Absorption

The process by which substances are taken up into or across tissues, such as the absorption of nutrients by the intestines.

Gingivitis

A common and mild form of gum disease (periodontal disease) that causes irritation, redness, and swelling (inflammation) of your gingiva, the part of your gum around the base of your teeth.

Periodontitis

A serious gum infection that damages the soft tissue and destroys the bone supporting teeth, potentially leading to tooth loss.