A Group of Naturally Occurring, Internally Generated, Pain-Relieving Chemicals Is

question 15

Short Answer

A group of naturally occurring, internally generated, pain-relieving chemicals is called ____________________.

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Definitions:

Paperback Novels

Books printed on lower-quality paper with soft covers, typically more affordable and portable than their hardcover counterparts.

Gasoline

A volatile, flammable liquid derived from petroleum, used chiefly as fuel in internal-combustion engines.

Inelastic

Describes a situation where the demand for a good or service is relatively unresponsive to changes in price.

FICA

The Federal Insurance Contributions Act, a United States federal payroll tax that funds Social Security and Medicare.