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Biology, 22.06.2019 14:30
Which line in the graph above best illustrates an effect of the carbon dioxide level in the blood on breathing rate before, during and after a period of exercise? 1.b,2.c,3.a,4.d
Answers: 1
Biology, 22.06.2019 21:00
Some steps in cell division are shown below: 1. chromosomes condense and pair up 2. segments of dna of sister chromatids twist and cross 3. exchange of dna occurs between chromosomes 4. four daughter cells are created that are haploid which of the following steps is least likely to occur during meiosis 1?
Answers: 1
Biology, 23.06.2019 00:00
The effect of a hormone on a target cell may be decreased by the presence of
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Biology, 23.06.2019 02:00
Modern hospitals often contain semi private rooms and wards where many people share a single room. in light of the spread of microorganisms, what patients would be good candidates to occupy these rooms?
Answers: 3
When a river flows into an ocean, it slows down and deposits materials...
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