Answer: The Answer is A.) Burning of fossil fuels
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Becuase in canada here it snows and yeah.
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it speeds up the process of the green house effect when trees are burned down is a large area it makes less homes for animals
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the answer should be b ot ccc
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Crossing over is a biological occurrence that happens during meiosis when the paired homologs, or chromosomes of the same type, are lined up. Hope this helps :)
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