If a plant cell takes 5 minutes to divide, how many plant cells will there be after 35 minutes?

The use of dna as evidence in criminal investigations became possible because of the

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.

Describe the response the kidneys have to dehydration and excessive water intake. what happens to the concentration of urine in each case ?