Crossing over, or recombination is the exchange of chromosome segments between non sister chromatids in meiosis. Crossing over creates new combinations of genes in the gametes that are not found in either parent, contributing to genetic diversity.
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tundra plants, caribou and grizzly bear, and lichens.
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Nutrition is what help us grow and repair, nutrition has nutrients like water, minerals, and vitamins.
White Blood cells Because they are produced in your body and they are constantly used more than they are replaced
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generally considered to have originated in the late nineteenth century as a reaction to the abuses of big business and the problems that plagued the lower socio-economic classes of that era.
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