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Biology, 22.06.2019 06:30
Explain how scientists use geologic time to determine the age of landforms.
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Biology, 22.06.2019 14:30
Even though the ostrich is a flightless bird, ostriches still possess wings that stretch approximately two meters across when fully extended. scientists speculate that when dinosaurs became extinct, some of the birds that lived during that time became land dwellers since they were able to consume the food that the dinosaurs once ate. over time, these species grew larger and heavier. eventually, the ostrich species became too big to fly. the wings found on ostriches are known as a. analogous structures. b. homologous structures. c. vestigial structures. d. symmetrical structures.
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Biology, 22.06.2019 22:30
What did you notice about the onion root tip cells that you saw at 40x power?
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Data used in systematics stresses both common ancestry and the amount of change observed amoung gro...
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