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Biology, 20.10.2020 03:01 mariateamop

As you have observed, animal hairs usually have a large medulla composed of air-filled compartments. These air-filled compartments are present for a reason and can actually help hair do its job better. Describe one reason that might explain why having a hair made of air filled compartments could be helpful to an animal. PLEASE HELP

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As you have observed, animal hairs usually have a large medulla composed of air-filled compartments....
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