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Dr. Kroeppler wants to record a recommendation on an injection involving an integumentary system protein. If he

needs to identify the protein that provides firmness and strength
to the skin, he would describe
A.keratin
B.collagen
C.elastin
D.melanin

User Tamarra
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2 Answers

4 votes
The answer is B have a nice day!!! Goodnight
User Ashiq
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3 votes
B. collagen. Hope that helps!
User Lewray
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