Answer:
prevents secretion of upper air passage
Explanation:
to prevent foods and drinks from falling down the airway which is called aspiration and may lead to pneumonia
Resonance is the quality of the voice that is produced from sound vibrations in the pharyngeal, oral, and nasal cavities.
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They can keep organ tissue alive for transplantation.
Answer:
Heterotrophs
Explanation:
A heterotroph is an organism that eats other plants or animals for energy and nutrients.
<span>Many sexually active american adolescents fail to avoid pregnancy because they are not educated on contraceptive methods. </span>
