Although you get wet while swimming, a tough protein within the skin prevents it from soaking up moisture like a sponge. This substance is: A) carotene B) hemaglobin C) keratin D) collagen

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Grade: Education Subject: biology
Although you get wet while swimming, a tough protein within the skin prevents it from soaking up moisture like a sponge. This substance is: A) carotene B) hemaglobin C) keratin D) collagen
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The answer is C) keratin

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Answer:

  • C: Keratin
  • On my Edg 2020, it's D: Keratin.

Explanation: Correct on Edg 2020.