Hair Quiz

The cortex of hair derives its major forensic importance from the fact that it contains what?

• Scales

• Pigments

• Medullae

• DNA

If a hair were a pencil, which structure corresponds to the paint on the surface?

• Follicle

• Cortex

• Cuticle

• Medulla

If a hair were a pencil, which structure corresponds to the wood?

• Follicle

• Cortex

• Cuticle

• Medulla

If a hair were a pencil, which structure corresponds to the lead?

• Follicle

• Cortex

• Cuticle

• Medulla

Human or nonhuman hair?

• human 

• nonhuman

Tags

NGSS.MS-LS4-2

What is hair made of?

• Fibers

• Keratin

• Polymers

Hair is produced from a structure called the hair _______

True or False: Humans develop hair follicles during fetal development, and no new follicles are produced after birth.

• True

• False

Hair color is mostly the result of _________, which are chemical compounds that reflect certain wavelengths of visible light.

In order to test hair evidence for nuclear DNA, the _____ must be present.