Watch the film and answer the questioins

I need answer in 3 Hours

What makes us unique as a species?

What hominid characteristic(s) are discussed in the film?

 According to the film, what is the benefit of bipedalism?

 According to the film, how is hominid success explained?

What is the molecular clock?

What is the significance of running?

How is age determined on hominids?

According to the film, how/when did our hominid ancestors lose body hair? How do we know?

Part 1

http://www.pbs.org/wgbh/nova/evolution/becoming-human.html#becoming-human-part-1

Part 2

http://www.pbs.org/wgbh/nova/evolution/becoming-human.html#becoming-human-part-2