Created by StemPy LabWhy could the reptiles live far from water, when the amphibians could not?
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← In a model of the history of life, a strip of 60 cm stands for 600 million years, and the right end is the present. A mark lies 17 cm from the right end. How many million years ago does the mark stand for?In a tree, species X and Y join at a low height. Species Z joins the group XY at a greater height. Species W joins the group XYZ at the greatest height. Which statement is correct? →
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