The combining form kerat/o- means:
A)hard, fibrous protein.
B)callus.
C)rays of the sun.
D)tumor.

Name: The combining form kerat/o- means: A)hard, fibrous protein. B)callus. C)rays of the sun. D)tumor.
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Question

Quizplus · Accepted Answer

The combining form kerat/o- specifically refers to "hard, fibrous protein," which is evident in words such as keratin, which is a tough and insoluble protein that forms the main structural component of hair, nails, and feathers. Therefore, the correct choice is A.

The Combining Form Kerat/o- Means