Answers: 1
Biology, 21.06.2019 18:30
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.
Answers: 3
Biology, 22.06.2019 08:00
What advantages does a pedigree have over a written passage?
Answers: 3
Biology, 22.06.2019 14:40
In general, characteristics that an organism survive and reproduce become more common in a population over time. what mechanism of evolution cause this change?
Answers: 1
Biology, 22.06.2019 17:10
Drag the tiles to the boxes to form correct pairs. match the causes with their effects cause: tectonic plates at transform boundaries experience friction. cause: tectonic plates at transform boundaries experience friction. cause: earth is covered by a crust that runs miles deep.
Answers: 1
Amultigravid client in labor at 38 weeks' gestation has been diagnosed with rh sensitization and pro...
Mathematics, 27.10.2021 19:40
History, 27.10.2021 19:40
English, 27.10.2021 19:40
English, 27.10.2021 19:40
Mathematics, 27.10.2021 19:40
Mathematics, 27.10.2021 19:40
Mathematics, 27.10.2021 19:40
Mathematics, 27.10.2021 19:40