What type of mutation is a sickle hemoglobin mutation
...
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 20:00
Which fossil organism in whale evolution do you think was the first to live mostly in water? explain your claim with evidence and reasoning?
Answers: 2
Mathematics, 16.02.2020 01:32
Mathematics, 16.02.2020 01:32
Mathematics, 16.02.2020 01:32
Mathematics, 16.02.2020 01:32
Mathematics, 16.02.2020 01:32
Mathematics, 16.02.2020 01:33
Mathematics, 16.02.2020 01:34
Biology, 16.02.2020 01:34
Mathematics, 16.02.2020 01:37
Biology, 16.02.2020 01:43
Mathematics, 16.02.2020 01:43