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Biology
In addition to mucus, what helps your nose filter out germs and dirt?
Biology
In addition to mucus, what helps your nose filter out germs and dirt?
Tiny Hairs
Melanin
Blood
Skin Cells
More Questions from Biology
Which is the sheet-like muscle at the bottom of a human chest?
Reveal Answer
Which of the following does NOT grow on a tree?
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Some insects in the north produce what chemical to serve as a natural antifreeze in the winter?
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Which of the following is made from nervous tissue?
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Which of the following is an insect?
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What "trapdoor" on your windpipe helps keep out food particles?
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Which of these animals goes through incomplete metamorphosis?
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Which characteristic means moving from place to place?
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