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159 NCEA Style Question: Biological Evolution
1. The diagram below shows the foot of a chimpanzee, a human, and Australopithecus afarensis.
Compare the foot structures above. Use the diagrams to analyse and describe the evidence that Australopithecus afarensis was bipedal. Discuss the selective advantages of being bipedal within the environment in which Australopithecus afarensis evolved. You may use more paper if required.
