Which is a possible result of plates moving along a transform boundary. A. Earthquake b. mountain belts C. Convection D. sea-floor spreading

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.

Why would a drug the damages capsids treat a viral infection

What is the difference between a meteoroid and a meteor?