The Zone of Contact Metamorphism (The Aureole), ____

question 42

Multiple Choice

The zone of contact metamorphism (the aureole) , ____.

• A) extends throughout the surrounding region because rock is such a good conductor of heat
• B) is commonly broad, as much as several kilometers wide
• C) is commonly rather narrow, from 1 to 100 meters wide
• D) is a thin zone, less than 1 meter wide
• E) is a very thin zone, no more than a few centimeters in width

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Definitions:

Neurotransmitters

Chemicals that transmit signals across a synapse from one neuron to another in the nervous system.

Retrograde Signals

Molecular signals that travel from the postsynaptic neuron back to the presynaptic neuron, modulating neurotransmission.

Patch Clamp Technique

A method that allows researchers to study the ion channels of a tiny patch of membrane by tightly sealing a micropipette to the patch and measuring the flow of ions through the channels.

Ion Channel

Protein structures embedded in cell membranes that allow ions to pass in and out of the cell, crucial for various physiological processes.