Chapter 3 Review

In 2015, _____ found that 74 of 329 wrongful convictions overturned by DNA evidence were due to flawed microscopic hair evidence

• Alfred Swain Taylor and Thomas Stevenso

• The Innocence Project

• Victor Balthazard and Marcelle Lambert

• Dr. Sydney Smith

_____ is DNA found within a cell's nucleus

• Mitochondrial DNA

• Primary DNA

• Cytoplasmic DNA

• Nuclear DNA

When humans are born, they have _____ hair follicles

• nearly 100,000

• about 5 million

• roughly 10 trillion

• up to 250,000

During the _____ stage, the hair follicle is dormant or resting and hairs are easily lost.

• catagen

• anagen

• telogen

• kerogen

Hairs without an attached follicle or root contain nuclear DNA that provides individual evidence.

• true

• false

A comparison microscope is used almost exclusively for taking images of hairs as evidence.

• true

• false

A human hair consists of two parts, a follicle and a hair shaft.

• true

• false

Forensic scientists distinguish only three types of hair on the human body: head hair, body hair, and pubic hair.

• true

• false

For consistency purposes, 50 hairs are usually collected from a suspect's or victim's head.

• true

• false

In nonhuman hair, pigments can be found in solid masses known as ovoid bodies.

• true

• false