NUTRITION
THE HUMAN BODY
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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Hair and the tips of the nails are both made up of live cells.
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True
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False
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Either A or B
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None of the above
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Explanation:
Detailed explanation-1: -As one of the Quick Reads in this unit explains, hair and fingernails are not alive, but they are considered living things because they are part of a living thing. Similar differences should be noted between the terms non-living and dead.
Detailed explanation-2: -Keratinocytes (pronounced: ker-uh-TIH-no-sites) make keratin, a type of protein that’s a basic component of hair, skin, and nails. Keratin in the skin’s outer layer helps create a protective barrier.
There is 1 question to complete.