Medical Quiz

Composition of Blood and Blood Cells Quiz

Erythrocytes contain the protein ______ that carries oxygen.

A. hemoglobin

B. melanin

C. keratin

D. collagen

Select your answer:
A  B  C  D  E 


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Other quiz: Infectious Diseases & the WHO

During the Columbian Exchange many Indigenous People died. What was this period called?

A. Black Death

B. Covid Pandemic

C. The Great Dying

D. Spanish Flu