Answer:
Carbohydrates contain only carbon, hydrogen and oxygen atoms; prior to any oxidation or reduction, most have the empirical formula Cm(H2O)n. Compounds obtained from carbohydrates by substitution, etc., are known as carbohydrate derivatives and may contain other elements.
Explanation:
When ultraviolet light waves strike CFC molecules in the upper atmosphere, a carbon chlorine bond breaks, producing a chlorine atom. The chlorine atom then reacts with an ozone molecule breaking it apart and so destroying the ozone
Answer:
False
Explanation:
Given that Darwin's evolution by natural selection is a theory that is based on the principle that several organisms that possess suitable characteristics to their immediate environment or habitats have a greater tendency to survive and produce more offspring.
Therefore, in this case, the correct answer is that it is FALSE that Darwin’s hypothesis that explains differences between species is better known as “evolution by natural selection.”
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The "driest" area of Midwest region would most likely:

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Commonly known are 3 but they’re 4 if you add the Artic.