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Type: Multiple-Choice
Category: Respiration, Digestion, and Excretion
Level: College
Author: jgallob
Created: 8 years ago

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Respiration, Digestion, and Excretion Question

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College Respiration, Digestion, and Excretion

The "nephron" is a functional unit of the                  .
  1. Penis
  2. Liver
  3. Kidney
  4. None of the above