The arrow will always follow the flow of energy - it will lead to where the energy is going.
Answer:
I would say b
<em>I might be wrong but I hope i helped! ^^</em>
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Describe the hypothesized sequence of chemical and biological events that preceded the origin of eukaryotic cells. Simple organic molecules joined to form complex molecules due to reactions fueled by energy sources. Eventually, amino acids and then proteins formed in cells. RNA probably existed before DNA.
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The correct answer for this question is "all of the above." Organic farming practices relate to soil health includes: relying on soil health for good crop production, relying on the interaction between soil microbes and organic matter and avoiding the use of pesticides and chemicals.