Malaria is caused by plasmodium falciparum, a non-motile protist that contains a cluster of microtubules at one end of the cell. once injected into the bloodstream, these microtubules are used to attach to red blood cells. in areas of the world where malaria is endemic, people have a relatively high incidence of the allele for

As the inventor of hypertension medication, onesure pharmaceuticals (osp) inc. was able to reap the benefits of economies of scale due to a large consumer demand for the drug. even when competitors later developed similar drugs after the expiry of osp's patents, regular users did not want to switch because they were concerned about possible side effects. which of the following benefits does this scenario best illustrate? a. first-mover advantages b. social benefits c. network externalities d. fringe benefits