Answer:
A census is a count of the population in particular areas.
Explanation:
Answer:
The alveolar walls and capillary walls share a membrane. That's how close they're getting. This allows oxygen and carbon dioxide to readily pass from the respiratory system to the circulation. Oxygen molecules bind to red blood cells as they return to the heart.
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Mitosis originates two equal daughter cells from one cell, and consists of four phases: prophase, metaphase, anaphase and telophase
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