Medical Quiz
Cell Review Quiz

The material being acted on by an enzyme is called a what?
A. Catalyst 
B. Product
C. Substrate
D. Lipid

Select your answer:
A  B  C  D  E 


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Other quiz: Human Organs

The ____________ is a muscular organ that pumps blood to the body through blood vessels. 
A. vein 
B. artery 
C. heart
D. kidney