3 years ago

How might the development of a vaccine against malaria affect the life expectancy in Africa?

1 answer:

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Answer:

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:

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