Biology, 23.06.2019 19:30 straightbarz4643
Wo species of flies, drosophila melanogaster and drosophila simulans, can mate. they usually do not mate, however, even if they are kept together in a laboratory. males court the females of both species, but the females prefer to mate with males of their own species. which isolating mechanism does this describe? behavioral temporal artificial anatomical
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Biology, 22.06.2019 01:20
Consider the model of the oxygen cycle on earth. the majority of earth's oxygen reservoirs are found in the a) atmosphere. b) biosphere. c) hydrosphere. d) lithosphere.
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Biology, 22.06.2019 04:00
Asolution of an enzyme and a substrate was placed in a water bath and the temperature of the reaction was raised gradually. the graph shown was plotted at the end of the experiment. what can be concluded from the graph? a) temperature has no effect on the activity of the enzyme. b) the effect of temperature on the enzyme is unpredictable. c) the enzyme shows increased activity up to a certain temperature. d) the activity of the enzyme is inversely proportional to the temperature.
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Biology, 22.06.2019 07:30
Paint and solvents pose no potential hazard to human health. select the best answer from the choices provided t f
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Biology, 22.06.2019 11:20
Which of the following is a limitation of a clinical trial? a.)amount of random assignments b.)hospital cost c.)number of test tubes d.)amount of peer review
Answers: 1
Wo species of flies, drosophila melanogaster and drosophila simulans, can mate. they usually do not...
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