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How much light is falling on the northern hemisphere compared to the southern hemisphere?
13. Why, if it is summer in the southern hemisphere and winterin the northern hemisphere, do we see an overall increase in globalCO2 concentrations?
14. Why does sexual selection violate the basic rules aboutnatural selection?
If you took a sample of magnetotactic bacteria from the northern hemisphere to the southern hemisphere, would you expect them to survive? Why or why not?
