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Joan wants to discover a microbe capable of degrading an environmental contaminant. Which of the following is the process she should use?
Blood-Brain Barrier
A selective barrier that prevents certain substances in the bloodstream from entering the brain, protecting it from toxins and infections.
Serotonin
A neurotransmitter that plays a key role in mood regulation, digestion, sleep, and other bodily functions.
Appetite
The natural desire to satisfy bodily needs, especially for food.
Pain Suppression
The ability to inhibit the sensation of pain, often through psychological or physiological mechanisms.
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