Medical Quiz
Respiratory System Quiz

Internal respiration is gas exchange between

A. The blood and the cells of the body

B. The atmosphere and the blood

C. The nose and the nasal cavity

D. The atmosphere and the nose

Select your answer:
A  B  C  D  E 


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Other quiz: Biology

What are the building blocks of matter in our universe?

A. Atoms

B. Cells

C. Protons

D. Neutrons