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The element nitrogen has the atomic number 7 and an atomic mass of 14. how many neutrons does an atom of nitrogen contain? 14 7 0
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The mammal pictured below is a silvery mole rat. which statement is an inference based on the picture? the animal is ugly. the animal has hairless feet with sharp claws. the animal has prominent upper and lower incisor teeth. the animal likely has poor vision since its eyes are so small.
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1. which of the following transport mechanisms utilizes energy? a. osmosis b. diffusion c. facilitated diffusion d. endocytosis
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The element nitrogen has the atomic number 7 and an atomic mass of 14. how many neutrons does an ato...
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