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Describe the source of free oxygen in the earth’s early atmosphere
Answers: 1
Biology, 22.06.2019 06:30
Aplant may open end close its stomata to prevent excess water loss and maintain
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Biology, 22.06.2019 08:50
You are observing different types of cells in your science lab. one cell has many chloroplasts. what is the most likely function of this cell? a. energy production b. photosynthesis c. reproduction d. digestion
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Biology, 22.06.2019 13:00
What is the role of dna ligase in the elongation of the lagging strand during dna replication?
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Biology, 22.06.2019 13:00
Land conservation is a worldwide priority. there are several methods to prevent the loss of land due to a variety of reasons. which method is not a way to conserve land? a) sea walls b) rainwater harvesting c) limits on clear cuts of forests d) cut and burn methods of clearing land
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Describe the source of free oxygen in the earth’s early atmosphere...
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