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The component of hair
e) This structural change allows hair to handle a large amount deformation without breaking.
d) The matrix is sensitive to the speed at which hair is deformed, while the cortex is not.
b) The combination of these two components, Yu explained, is what gives hair the ability to withstand high stress and strain.
a) Hair consists of two main parts — the cortex, which is made up of parallel fibrils, and the matrix, which has an amorphous structure.
c) And as hair is stretched, its structure changes in a particular way.