Which area will have the highest concentration of oxygen?
A) Atmosphere
B) Trachea
C) Alveoli
D) Tissue cells
E) Blood
Correct Answer:
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Q19: Q20: What physical process must take place in Q22: In humans,the lungs are caused to deflate Q23: The Adam's apple is actually a part Q24: Oxygen-poor blood becomes oxygen-rich blood in the: Q25: Aortic and carotid bodies are: Q26: A biologist is studying the chemical factor![]()
A)Trachea
B)Bronchi
C)Bronchioles
D)Alveoli
E)Larynx
A)The same as
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