Thecontrols the movement of materials into and out of the cell.
a.) cell membrane
b.) nu...
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Biology, 21.06.2019 20:00, toshahoskins0098
How did the miller-urey experiment impact the way scientists think about the origins of life? use what you know about the miller-urey experiments to discuss the factors needed for life to arise, and speculate on whether life could arise on another planet.
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Why are scientists concerned about the depletion of the ozone levels in the stratosphere?
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Biology, 22.06.2019 09:00, sidneydominguez2323
Which statement describes characteristics of planarians? a they live in oceans, are parasites, and reproduce only sexually. b they live in fresh water, are parasites, and reproduce only asexually. c they live in oceans, are free living, and reproduce sexually and asexually. d they live in fresh water, are free living, and reproduce sexually and asexually.
Answers: 3
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