★ Biochemistry Quiz
What are carbohydrates composed of?
A. Carbon, nitrogen, and oxygen
B. Carbon, hydrogen, and oxygen
C. Hydrogen, oxygen, and phosphorus
D. Carbon, hydrogen, and nitrogen
Select your answer:
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Respiration Anatomy and Physiology › Viewa cartilaginous structure that allows air to pass from the nose and mouth into the lungs
A. trachea
B. bronchi
C. lungs
D. ribs
Pathology › View
What are the regular measurements of oxygen?
A. 90>
B. 70>
C. 65>
D. 80>