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Biology, 21.06.2019 21:30
Iβm doing some practice exam questions for biology, and iβm not sure how to do these 3 parts to the question.
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Biology, 22.06.2019 00:00
Most of the fossils found in virginia are in the coastal plain, valley, ridge, and appalachian plateau regions, best suggesting that these geographic provinces a) were once covered by seawater. b) are the oldest parts of virginia. c) have a great deal of karst topography. d) have large amounts of sedimentary rock.
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Biology, 22.06.2019 03:50
Connection compare and contrast genetic engineering to the process of natural selection. select all statements that are true.
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Biology, 22.06.2019 05:30
The vaccine in a flu shot contains weakened flu viruses. how does a flu shot work with the immune system? a. it destroys lymphocytes. b. it destroys macrophages. c. it activates macrophages. d. it activates lymphocytes.
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Why is a virus not considered a living organism?...
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