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Biology, 21.06.2019 15:00
The images show fossils of a modern bird and two extinct organisms (a tyrannosaurus rex and an archaeopteryx). based on the structure of the three organisms, it can be concluded that . the archaeopteryx and bird have wings, while dinosaurs have limbs. so, it can be concluded that .
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What happens when water’s salinity increases? mass decreases. freezing point decreases. buoyancy of objects decreases. the amount of dissolved minerals decreases.
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When a gasoline engine burns gasoline, what type of chemical reaction is occurring?
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Biology, 22.06.2019 11:00
If a grape were placed in a hypertonic solution what would happen and why?
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The tip of the shoot contains fully differentiated cells. true or false...
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