Forensic Science Unit 2 (Biological Evidence) Review

Evidence that identifies a group of people is called

• Trace Evidence

• Individual Evidence

• Class Evidence

• Direct Evidence

What are the three layers of hair?

• Medulla, keratin, cortex

• Cuticle, medulla, keratin

• Keratin, cuticle, cortex

• Medulla, Cortex, and Cuticle

The region of a hair located outside of the medulla containing granules of pigment. (wood part of pencil)

• Cuticle

• Medulla

• Cortex

The tough outer covering of a hair composed of overlapping scales. (outer part of pencil)

• Cortex

• Cuticle

• Medulla

The actively growing root or base of a hair containing DNA and living cells.

• Root

• Hair Follicle

• Keratin

• Medulla

Tags

NGSS.MS-LS1-1

NGSS.MS-LS1-2

NGSS.MS-LS1-5

A fiber produced naturally and harvested from an animal, plant or mineral.

• Fiber

• Synthetic Fiber

• Natural Fiber

The protein that makes up hair is called _____

• ninhydrin
• pigments 
• medulla
• keratin

Tags

NGSS.MS-LS3-1

Is this hair animal or Human?

• Animal

• Human

What medulla pattern is shown?

• Absent

• Continuous

• Stacked

• Ladder

• Interrupted

Is this hair animal or Human?

• Animal

• Human