The process of cellular differentiation is a direct result of a differiental
The phosphorus cycle does not include an atmospheric component because phosphorus does not cycle through the atmosphere. In comparison, important processes of the carbon and nitrogen cycle occur in the atmosphere.
Ethanol is a biofuel, which can <span>be fermented from various sources, but in United States, most of Ethanol is made from "Corn"
In short, Your Answer would be Option A
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