Hair Analysis Worksheet
Explore the science behind hair analysis, including hair structure, growth phases, and forensic applications, suitable for Grade 11 science students.
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Hair Analysis Worksheet
Name:
Date:
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Read each question carefully and answer to the best of your ability. Use complete sentences for short answer questions.
1. Which part of the hair contains mitochondrial DNA?
Cortex
Cuticle
Medulla
Hair shaft
2. Which of the following is NOT a phase of hair growth?
Anagen
Catagen
Telogen
Exogen
3. The outermost layer of the hair shaft is called the .
4. Hair grows from a structure embedded in the skin called the .
5. Describe two characteristics of hair that forensic scientists can use to distinguish between human and animal hair.
6. Explain why the presence of a hair follicle is crucial for DNA analysis in forensic investigations.
7. The medulla is always present in human hair.
True
False
8. Hair can be used to determine a person's age.
True
False
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