1.The American University in CairoChemistryDepartmentSCI 120- Scientific Thinking (Spring 2010)The Mysterious BipedTo: Dr. Aziza EllozyT.A: Sandy Barsoum By: Somaya Ismail Yasmine El-MasryZiad Shaker Ragy Tawadros

2. Human Ancestry
The Mysterious Biped
3. 4. 5. 6. How did this Modern Man come to life?
How did we get to what we are today as humans living in such diverse places?
7. In his book A Short History of Nearly Everything,
8. The Two timelines of Bill Bryson

Tracing by the chronological order of the different species

9. Through the dates of the findings that added to the fossil record.