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Type: Multiple-Choice
Category: Circulatory and Immune Systems
Level: Grade 8
Score: 4
Author: sullz9999999999
Last Modified: 4 years ago

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Circulatory and Immune Systems Question

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Grade 8 Circulatory and Immune Systems

What do red blood cells not do?
  1. carry oxygen
  2. fight germs
  3. take carbon dioxide or waste away
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