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Home Q & A Board Biology-Related Homework Help Environmental and Conservation Biology
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country3313 country3313
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6 years ago
The statement, hiking up a mountain in the southwestern United States is like walking from Mexico to Canada, refers to the fact that ________ change(s) with altitude and latitude.
 
  A) carbon dioxide levels
  B) human population density
  C) vegetation
  D) oxygen levels
  E) levels of industrial air pollutants
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ElayyynaElayyyna
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6 years ago
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country3313 Author
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6 years ago
this is exactly what I needed
DragonHeart
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This site is awesome
my life
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2 hours ago
Thank you, thank you, thank you!
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