Chapter 3 Hair as Evidence Review

material that connects an individual or thing to a group that share similar characteristics

• class evidence

• individual evidence

• trace evidence

• keratin

Tags

NGSS.MS-LS4-2

a compound microscope that allows the side-by-side comparison of hair samples

• micrometer

• comparison microscope

• hair follicle

• medulla

the middle layer of the hair shaft that provides strength and contains granules of color pigment

• medulla

• keratin

• cortex

• cuticle

irregularly shaped air spaces in the cortex of hair

• hair follicle

• morphology

• cortical fusi

• cortex

the tough, clear, outer covering of a hair composed of overlapping scales

• cuticle

• hair follicle

• cortex

• medulla

the actively growing root or base of a hair

• hair follicle

• metabolite

• cortex

• medulla

a material that can be related to a single source

• trace evidence

• individual evidence

• class evidence

a type of fibrous protein that makes up the majority of the cortex of a hair

• medulla

• cortex

• cuticle

• keratin

the spongy core of a hair fiber that gives it flexibility

• cortex

• cuticle

• medulla

• keratin

bits of pigment found in the cortex of a hair

• medulla

• melanin granules

• neutron activation analysis

• micrometer

Tags

NGSS.MS-LS3-1