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This chemical is released from a neuron and diffuses away to influence neurons somewhat distant from the releasing neuron.The chemical is a(n)
Henry David Thoreau
A 19th-century American essayist, poet, and philosopher, best known for his book "Walden," a reflection upon simple living in natural surroundings.
George Perkins Marsh
A 19th-century American diplomat and environmentalist considered one of the precursors to the modern environmental movement.
Conservationists
Individuals or groups dedicated to the preservation and protection of the environment and wildlife.
National Wilderness System
a designation for preserving federal lands in the US to maintain their natural condition.
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Q176: Which of the following statements correctly summarizes