Biology, 23.07.2019 06:20 Anthonyc123
Apopulation of t cells was stimulated to proliferate in response to a particular antigen. a sample of 1000 stimulated cells was analyzed for total dna content. of the 1000 cells, 400 had a 2n amount of dna, 200 had a 4n amount of dna, 200 cells had between a 2n and 4n amount of dna. additional analysis revealed that 200 of the cells were in various stages of m phase and that m phase lasted 2 hours. what is the total length of the cell cycle?
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Biology, 22.06.2019 03:10
Why is the theory of evolution important? it disproves all other theories about how life began. it provides a topic for debate. it is a unifying concept in biology. it explains how life began. i know for sure, it is not "it is a unifying concept in biology."
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Biology, 22.06.2019 09:00
What happens when water’s salinity increases? mass decreases. freezing point decreases. buoyancy of objects decreases. the amount of dissolved minerals decreases.
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Biology, 22.06.2019 10:00
In the presence of oxygen, glycolysis is followed a. the krebs cycle b. lactic acid fermentation c. alcoholic fermentation d. photosynthesis
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Apopulation of t cells was stimulated to proliferate in response to a particular antigen. a sample o...
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