In the URL "Http://www

question 41

Multiple Choice

In the URL "http://www.simnetonline.com," what is the domain name?

• A)http://www.simnetonline.com
• B)www.simnetonline.com
• C)simnetonline
• D)com

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Definitions:

Radioactive Tracer

A substance containing a radioisotope used to track or trace chemical reactions or biological processes by detecting the radiation it emits.

Neurons

Basic cells of the nervous system that transmit electrical and chemical signals throughout the body.

Neurotransmitters

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

Agonists

Substances that activate receptors to produce a biological response.