win against
conquer
The prefix in the word: unproven
un-
When the U.S. was free of Yellow Fever.
1905
This insect was found to carry yellow fever.
Mosquito
This scientist led the team that proved mosquitoes carry yellow fever.
Walter Reed
dead bodies
corpses
The suffix of the word: deadly
-ly
The microorganism that causes yellow fever.
A virus
This substance was sprayed on still water to kill mosquito eggs.
Oil
This Cuban doctor was honored with statues.
Carlos Finlay
Moved suddenly and unsteadily
Lurched
The prefix in the word: prevent
pre-
How yellow fever is transmitted by mosquitoes.
Through infected saliva
Places where mosquitoes lurked that were targeted by sanitation workers.
Buildings, still water
This scientist continued searching for the germ until his death in 1907.
James Carroll
sudden attack
outbreak
The suffix of this word: infection
-ion
Fill in the blank: Yellow fever can still cause ______ today.
outbreaks
This country did not have any cases of yellow fever by 1901.
Cuba
The scientists had a hard time growing the virus early on because of this.
It couldn't be seen with a regular microscope.
distant military camps
outposts
The part of exterminate that means 'out'.
ex- (prefix)
This slowed vaccine development early on.
A lack of knowledge about lab mice.
This U.S. project was possible due to mosquito control.
The building of the Panama Canal
The reason that doctors, scientists and volunteers participate in modern medical trials.
To help benefit humanity.