Hair Evidence

Front

What pigment in the cortex gives hair its color?

Back

Melanin is the pigment in the cortex that gives hair its color.

Front

What type of medulla pattern is characterized by a continuous line?

Back

A continuous medulla pattern is characterized by a solid line running through the hair.

Front

What types of DNA can be found in hair samples?

Back

Both mitochondrial and nuclear DNA can be found in hair samples.

Front

What type of evidence is hair without the follicle considered?

Back

Hair without the follicle is considered class evidence.

Front

In a hair structure diagram, which letter typically represents the medulla?

Back

The letter 'C' typically represents the medulla in a hair structure diagram.

Front

What is the primary function of melanin in hair?

Back

Melanin provides color to the hair and protects it from UV radiation.

Front

What is the difference between mitochondrial and nuclear DNA?

Back

Mitochondrial DNA is inherited maternally and is found in the mitochondria, while nuclear DNA is inherited from both parents and is found in the nucleus.

Front

What are the three main parts of a hair strand?

Back

The three main parts of a hair strand are the cuticle, cortex, and medulla.

Front

How can hair evidence be used in forensic science?

Back

Hair evidence can be used to link a suspect to a crime scene or victim through DNA analysis.

Front

What is the significance of the medulla in hair analysis?

Back

The medulla can provide information about the species of origin and can help differentiate between individuals.