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Microorganisms are involved in each of the following processes excepta. smog production.b. food production.c. infection.d. o2 production.e. decomposition of organic material.
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Substances that can pass through cell membranes by diffusion include a. na ions. b. proteins c. glucose. d. oxygen.
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When the solution concentration on the outside of a cell is greater than thesolution concentrate on the inside of the cell, what type of solution is the cellwithin?
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The earth formed roughly 4.5 billion years ago, yet evidence of life dates back to about 3.5 billion years ago. which one is not a possible hypothesis of how life on earth arose?
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Explain Darwin’s theory of evolution...
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