In an exhaustive study that explains how humans distinguish different scents, Dr. Linda Quidd asserts that the nerve lining of a mouse's nose contains roughly the same number of olfactory receptors that a human nose does.
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Athat a human nose does
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Bthat human noses do
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Cas that of a human's nose
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Das those of a human
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Eas human noses do
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正确答案: C