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3.4 Hair Analysis

Across
Bits of pigment found in the cortex of a hair
The tough outer covering of a hair that is composed of overlapping scales
The actively growing base of a hair that contains nuclear DNA and living cells
A compound microscope that allows the side-by-side comparison of samples, such as hair or fibers
The central core of a hair
Down
A method of separating chemicals to establish their components
A type of fibrous protein that makes up the majority of the cortex of a hair
The ratio of the medulla to the width of the hair
Part of the hair above the follicle; contains mitochondrial DNA
The region of a hair located outside the medulla that contains granules of pigment