Protections the ozone layer
Maintaining animal and human food chain
Preserving potable water and making efficient use of non renewable resources
Answer:
Bipedal posture allowed arms to be free to develop and use tools.
Explanation:
Endemic species and were studied by Charles Darwin<span> during the voyage of the Beagle. His observations and collections contributed to the inception of Darwin's theory of evolution by natural selection....
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Water is an important transport and reaction medium
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