Biology

What is the common cold caused by?

More Questions from Biology
Fish take in oxygen through their gills; what do insects take in oxygen through?
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Which of these bones is not part of the cranium?
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What is the natural sonar that some animals use called?
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Which one of the following animals hatches from an egg outside the mother's body?
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What are animals that get hunted by predators called?
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Which of these plants would most likely be found around a pond's edge?
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Which of these animals competes with a lion for food?
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What type of reproduction do yeast cells use?
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