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Type: Multiple-Choice
Category: Respiration, Digestion, and Excretion
Level: Grade 12
Author: dbegley64
Last Modified: 6 years ago

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Respiration, Digestion, and Excretion Question

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Grade 12 Respiration, Digestion, and Excretion

How do oxygen and carbon dioxide cross capillary walls in the alveoli?
  1. endocytosis
  2. osmosis
  3. pinocytosis
  4. diffusion
  5. phagocytosis