Biology

What gives red blood cells their color?

More Questions from Biology
Which of the following human traits can be used, like fingerprints, for identification?
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What kind of animal is almost completely blind at birth?
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Which of the following is a virus?
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What is another name for the portion of Earth that sustains life?
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In which part of the bone is blood made?
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Dolphins are classified in the same order as what?
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What is the common cold caused by?
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In addition to mucus, what helps your nose filter out germs and dirt?
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