What we call adaptive trade-off characteristic

Reference no: EM133610607

The textbook reading (Chapter 9) in Explorations Ex.

1. What defines a hominin? (In other words what are the unique derived traits that make a hominin different from the other primates, such as the apes?)

2. Bipedalism is what we call an "adaptive trade-off" a characteristic with both benefits and costs associated with its evolution. Give two examples of the evolutionary benefits of bipedalism for our earliest hominin ancestors, and two examples of the evolutionary costs of bipedalism that are still encountered by humans today.

3. What types of tools (and what we call tool complexes), if any, are associated with the Pre-Australopiths? How about the Australopiths? For a very long time tool use was considered to be a uniquely human characteristic. What does the evidence we have now about tool use suggest?

Reference no: EM133610607

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