Monday, August 15, 2011

DNA;

Blood splatter patterns -- HOW it happened
Analysis of blood and other fluids -- WHO did it

Sources of DNA:
- Sweat
- Skin,
- Blood,
- Tissue,
- Mucus,
- Ear Wax,
- Saliva,
- Urine,
- Hair
- Semen
- Fingernails
etc.

The power of DNA evidence lies in statistics.

1. From cells to chromosomes to DNA and traits
2. Karyotyping
3. DNA Extraction
4. DNA Fingerprinting

DNA consists of C, T, A, G, phosphates and sugar

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