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Which two examples are sustainable uses of resources? A. Using petroleum instead of wind energy B. Planting saplings to replace cut-down trees C. Driving to work instead of using public transportation d. Reusing glass bottles
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Which mechanism of transport takes place when solute particles move from a region of high concentration to a region of low concentration? active diffusion isotonic osmosis
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Read each description below and determine to which stage of sleep each pertains. then click and drag each box into the appropriate category below.
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Blood stem cells may develop into any kind of human blood cells. what kind of stem cells are blood stem cells? a. multipotent stem cells o b. totipotent stem cells o c. pluripotent stem cells o d. unipotent stem cells
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Which two examples are sustainable uses of resources? A. Using petroleum instead of wind energy B. P...
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