hormons. hormones are released from glands and they all belong to the endocrine system.
<span>The group of nursing students show their understanding of expectorants when they are able to identify the medication called guaifenesin. Guaifenesin is sold under the brand name Robitussin. Guaifenesin, an expectorant, is used in Robitussin specifically to relieve a person's cough and chest congestion.</span>
Answer:
They grow more slowly, reproduce less, and populations decline.
Explanation:
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