Biology, 17.04.2020 22:16 pennstatealum
Explain how the law of superposition helps us age/date layers of rock and fossils. Provide a specific example.
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Biology, 22.06.2019 04:30
African penguins, which inhabit the coasts of southern africa, were classified as an endangered species in 2010. two significant threats to their survival are ecosystem damage from oil spills and overfishing by humans. overfishing depletes the food supply of african penguins. the best method to reduce the threat of overfishing would be to . the risk of oil spills could be reduced by increasing the use of , which should oil consumption. if an oil spill does occur, could be used to remove the oil so the ecosystem may more quickly recover.
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Biology, 22.06.2019 13:30
What kinds of molecules can pass through the cell membrane without any problem?
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Biology, 22.06.2019 22:00
Explain how negative feedback caused the changes in plasma glucagon concentration observed during the experiment.
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Explain how the law of superposition helps us age/date layers of rock and fossils. Provide a specifi...
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