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Type: Multiple-Choice
Category: Circulatory and Immune Systems
Level: Graduate
Score: 1
Author: felicianrudy
Created: 8 years ago

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Circulatory and Immune Systems Question

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Graduate Circulatory and Immune Systems

The heart is
  1. a muscle
  2. the size of your fist
  3. able to pump blood throughout your entire body
  4. all of the above
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