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sasho [114]
3 years ago
13

A strand of Hair is composed of: A. a bulb B. a cortex C. a matrix D. a medulla

Health
2 answers:
Ahat [919]3 years ago
5 0
I think the answer is B
Olegator [25]3 years ago
5 0
B. a cortex of keratin and protein is what makes up a piece of hair. Please give me brainliest, i need it
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