How might the development of a vaccine against malaria affect the life expectancy in Africa? All my teacher needs is a prediction, please help I’m failing really bad.

Life cycle of the malaria parasite illustrating the various stages that are ... Parasitologists trying to develop vaccines can hardly ever safely grow and ... vaccines for one stage of the life cycle (figure 1) are unlikely to impact on another stage.disappointment as successive, independent field efficacy trials in Africa and Asia .

Explanation:

frederick the great and the war of austrian succession. frederick william of brandenburg-prussia trained his son, frederick, to be a hardy soldier. he also declared himself king of bohemia, and maria theresa sent troops to retake bohemia. in august he led 80,000 of these men across the frontier into bohemia, his

in the 1800s, locomotives powered by steam made transportation faster and cheaper. the resulting rapid growth of railroads led to the connection of the atlantic and pacific railroad in oklahoma city in 1897.

in the last years of the century, the improvement of steam-based engines the expansion and growth of railroads. this growth increased when the companies started to build and expand, such as the atlantic and pacific railroad, which connected new mexico with california, and missouri with oklahoma. many of these new networks were built in oklahoma, and these changes transportation henceforward.