Answer the following questions about Dengue fever:
Where did they occur?
How did they start?
How did they spread?
How deadly are they?
Is there a vaccine?
Find out if the virus is gone, or is it still a problem.

Dengue fever is a mosquito-borne tropical disease caused by the dengue virus.

where did it occur ? in Asia, Africa, and North America

how did they start ?It was restricted to Africa and Southeast Asia until the mid-20th century

how did it spread?spread through the bite of the female mosquito

how deadly are they? is fatal in 2.5% of cases. If dengue hemorrhagic fever is not treated, mortality (death) rates can be as high as 20%-50%.

Explanation:

earthquakes in florida are rare because the state is not located near any tectonic plates. in fact, florida is tied for first place as having the fewest earthquakes of any state. much of florida is limestone and seafloor materials that is not conducive to earthquakes.

explanation: