Will give 20 Points and Brainliest if somebody helps clarify and answer

Amolecule of one atom of carbon and two atoms of oxygen would be written oco? осо, o co2 o 200

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.

What role do traits play in affecting an organisms ability to reproduce? finches