Hair and Fiber Review

Front

What is trace evidence?

Back

Small but measurable amounts of physical or biological material found at a crime scene.

Front

What is the medulla pattern called when it is unbroken?

Back

Continuous.

Front

When collecting hair as evidence, what should a detective NOT do?

Back

Cut hairs from the suspect’s head.

Front

Where is Nuclear DNA found in the hair?

Back

In the root.

Front

What are natural fibers derived from?

Back

Animals, plants, and minerals that are mined from the ground.

Front

What is the tough outer covering of a hair composed of overlapping scales called?

Back

Cuticle.

Front

What is the central core of a hair fiber known as?

Back

Medulla.

Front

What type of evidence can hair provide in a forensic investigation?

Back

Biological evidence.

Front

What is the process of collecting hair samples from a crime scene called?

Back

Evidence collection.

Front

What is the significance of the hair root in forensic analysis?

Back

It contains DNA and living cells.

Tags

NGSS.HS-LS3-1