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Afarmer has applied a pesticide to control a pest population that is affecting her crops. the pest population has reacted as shown below. which best describes the process that the pest population has experienced due to this environmental change? a genetic diversity b natural selection c natural resistance d genetic resistance

This is an active transport mechanism by which cells pump sodium and potassium ions against the concentration gradient

Why is the limitations on supplies of freshwater becoming an increasing problem despite the fact that we have desalination technologies