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Type: Multiple-Choice
Category: Circulatory and Immune Systems
Level: Grade 6
Score: 2
Author: MillieSeiber
Last Modified: 5 years ago

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Circulatory and Immune Systems Question

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Grade 6 Circulatory and Immune Systems

A substance made by the body that helps white blood cells destroy disease germs is a(n)
  1. allergy.
  2. virus.
  3. antibody.
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