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Type: Multiple-Choice
Category: Circulatory and Immune Systems
Level: Grade 7
Author: sprouty27
Last Modified: 6 years ago

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Circulatory and Immune Systems Question

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Grade 7 Circulatory and Immune Systems

The immune system's nonspecific response to foreign substances is
  1. attack.
  2. an increase in defenses.
  3. inflammation.