<span>the function of the mucus blanket in the lungs is to filter and moisten the air.</span>
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Of course topography affects architecture. The ground provides the basic support for the building. If you are building on a highly sloped site, an architect must consider the slope of the site in determining the finish floor elevation, and if multiple entry levels will be needed to get in and out of the building.
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example of active transport is the sodium-potassium pump, which moves sodium ions to the outside of the cell and potassium ions to the inside of the cell.
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Positive feedback is most like adding wood to a burning fire to increase the heat. Positive feedback is a regenerative feedback process in which a segment of the output is combined with the input for the output to increase more.
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Both primary (herbivores) and secondary (carnivores and omnivores) consumers are heterotrophs, while primary producers are autotrophs. A third type of heterotrophic consumer is a detritivore. These organisms obtain food by feeding on the remains of plants and animals as well as fecal matter.
