Biology, 08.07.2019 10:20, powpow71

What has contributed to the increased birth rate of the human population?

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Biology, 21.06.2019 18:30, smelcher3900

The gene that causes sickle-cell disease is present in a higher percentage of residents of sub-saharan africa than among those of african descent living in the united states. even though this gene causes sickle-cell disease, it also provides some protection from malaria, a serious disease that is widespread in sub-saharan africa but absent in the united states. discuss an evolutionary process that could account for the different percentages of the sickle-cell gene among residents of the two regions.

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Biology, 21.06.2019 23:00, sarrivera579

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Biology, 22.06.2019 07:00, antlife555

What would most likely happen if a person increased the amount of saturated fat in his or her diet? the person's risk of cardiovascular disease would increase. the person's risk of cardiovascular disease would decrease. the person's bad cholesterol would decrease. the person’s good cholesterol would increase.

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Biology, 22.06.2019 08:00, bonnerjennifer

During an experiment, readings for blood pressure in a persons body were found to be constant . however , when he measured by a different blood pressure cuff , the readings differed by 15 points for each reading. this difference indicates that the results are