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Biology, 22.06.2019 00:30
What was the land like over 500 million years ago? what was under the sea?
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Biology, 22.06.2019 04:30
Which of the following describes a difference when gram-positive bacteria are compared to gram-negative bacteria?
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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 05:30
Which gas found in the earth's atmosphere greatly impacts the daily range of temperature on earth. a) oxygen b) hydrogen c) nitrogen d) water vapor
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Difference between trychocysts and nematocysts...
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