The digestive and respiratory tracts include the pharynx. The pharynx is found at the back part of the throat and is connected to the mouth and the nasal cavity. It then extends to connect into the esophagus and larynx. The pharynx serves as passageway for air during respiration and food for digestion.
Answer:
regulators
Explanation:
regulators use their metabolism to control their internal environment
Answer:
organisms that can't make their own food are known as heterotrophs
<span>It was made in stars that lived before the solar system formed.
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