OHS 2019 Chap5
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- In chapter 5 how is the genus Homo defined physically and how is this genus different from other species?
- Why is the main difficulty to know if similar structures are homologous or analogous ?
- "Complex language has also been proposed as a defining feature of humans." (p.84)
- When did we start talking and how?
- Would you be an advocate of biologically recreating or engineering a neanderthaal in today's age?
- If different species such as homo erectus and homo spapiens could interbreed, wouldn't that change the definition of what makes a species?
- On page 88, "some experts consider that true humans nevertheless go back even further than 2 million years ago." How did they come to this conclusion? How did they define a human?
- Why did scientists seperate/create different periods of "Stone Age"? What are the characteristics of each period?
- Is it possible that humans will evolve even more and reach a point that it will create a new species? What will be the consequences? Will we be considered as humans as well?
- Why did some experts consider that fossils found at Dmanisi in Georgia are part of Homo erectus and are not considered as a new species, Homo naledi? What are their similarities?
- What suggests that Homo antecessor is the last common ancestor of the subsequent Neanderthal and H. sapiens lineages?
- Why are the Neanderthals considered as ancient humans?
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