DrLone Dove Has Begun Studying the Effects of a Newly

question 75

Multiple Choice

Dr.Lone Dove has begun studying the effects of a newly discovered hormone on aging.He hypothesizes that the new hormone protects the body's cells from deterioration by strengthening the cell wall against detrimental substances.Dr.Lone Dove is finding evidence for the ________ theory of aging.

• A)telomere
• B)cellular clock
• C)hormonal stress
• D)free-radical

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Definitions:

Injection of Wastes

The disposal of waste by pumping it below the earth's surface into porous rock formations.

Clean Water Act

U.S. federal law aimed at reducing pollution and protecting the quality of the nation’s waters.

Environmental Impact Statement

A document that describes the effects of proposed projects on the environment, required for certain actions by government agencies.

National Environmental Policy Act

U.S. legislation aimed at ensuring that governmental activities consider environmental impacts and involve public engagement.