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Which have a more complex body systems, free-living or parasitic roundworms?
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Which ideas did your answer contain? check all that apply. no food for organisms no oxygen in the atmosphere no trees or flowering plants no products based on trees or plants (building materials, medicines, fuels, fibers) no fossil fuels
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Which of the following are not included as modern mammals that evolved during the eocene epoch? primates artiodactyls perissodactyls none of the above
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Are the layers of rock above and below the coal older or younger?
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Biology, 22.06.2019 19:50
What is genetic variation? -(a) each individual in a population has slightly different genes. -(b) some individuals in a population have more genes than others. -(c) each population of a species has slightly different genes. -(d)some populations of a species have more genes than others.
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Which have a more complex body systems, free-living or parasitic roundworms?...
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