What impact does altitude have on pressure?

As altitude increases, the amount of gas molecules in the air decreases—the air becomes less dense than air nearer to sea level.

Explanation:

Thin air exerts less pressure than air at a lower altitude.

answer; ///i believe that the correct answer is (a) specialized cells)

hi, natural selection of the peppered moth during the industrial revolution in 19th-century england is an example of an outlier in the study of evolution. during this time, pollution from factories filled the forests, coating trees in a layer of soot—turning white trees black

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