Biotic factors about plant ecology

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the answer is third world countries, take for instance china, they restricted each family with only one child,

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answer; /// the correct )

every el niño cycle is different. every year.

the relative standard reduction potential of the half-cell in which reduction occurs; more positive than the other half-cell. reduction is a chemical process in which electrons are added to an atom or an ion; it always occurs accompanied by oxidation of the reducing agent.