PLZ HELP ILL AWARD BRAINIEST AND 20 PTS! PLEAS Explain how traits are governed by the genetic material found in the genes within chromosomes in the cell nucleus?

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.

Which locations on the map are low-pressure areas? a b c d e

Most enzyme names end in the