Its D I Just Took The Test
industrial pollution from factories, but to classify it would be air pollution.
Proteins, among the most complex of all organic compounds, are composed of amino acids (see Figure 2-4), which contain carbon, hydrogen, oxygen, and nitrogen atoms. Certain amino acids also have sulfur atoms, phosphorus, or other trace elements such as iron or copper.
The only difference between a planet<span> and a </span>dwarf planet<span> is the area surrounding each celestial body. A</span>dwarf planet<span> has not cleared the area around its orbit, while a </span>planet<span> has. Since the new definition, three objects in our solar system have been classified as</span>dwarf planets<span>: Pluto, Ceres and Eris. good luck </span>
