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In-s [12.5K]
3 years ago
10

Select the answer below that best describes how the lungs are kept free of germs and dirt from the air

Biology
2 answers:
mylen [45]3 years ago
5 0

Answer:

The Alveolar macrophages, Cilia and the mucus layer

Explanation:

tangare [24]3 years ago
4 0
The Alveolar macrophages, Cilia and the mucus layer
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How would you measure the size of a population of gray squirrels in a woodland?
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Um, well the formula for population growth (is <em>that </em>what you are asking?)  is

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emigration is animals moving out and immigration is animals moving into the population.

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Gatorade is a common beverage athletes drink. Gatorade can be made from powdered drink mix and water. In this solution, which is
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