Hair as Evidence Notes

100,000

1 million

60,000

1000

100

1000

50

5

Class

Individual

unknown

all of the above

False

True

the hair root or follicle

the hair shaft

both the hair root and the hair shaft

neither the hair root and the hair shaft

outside covering, made of overlapping scales

inner layer made of keratin and embedded with pigment; also contains air sacs called cortical fusi

inside layer running down the center of the cortex

the root of the hair that contains DNA

Fragmented

interupted

continuous

not visible

the medulla

the texture

the cortex

the color

Medulla, keratin, cortex

Cuticle, medulla, keratin

Keratin, cuticle, cortex

Medulla, Cortex, and Cuticle

less than 1/3 of the hair diameter

greater than 1/2 of the hair diameter

absent of a scale pattern

colorless

human or animal

human or reptile

reptile or mammal

human or alien

Yes

no