What is the job of the cell membrane as a whole? why is this job so important to the survival of the cell?

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.

In which specialized organ of the plant would these cells most likely be found

Brainliest ! is slowing down a car an example of acceleration? explain. - explain correctly