Smallpox is caused by the variola major virus
Louis Pasteur discovered that fermentation was caused by a microbe and that the wine went off if other sorts of microbe got into it at the same time.
smallpox and measles
There are far more than two causes to that debacle. Two causes, as you asked for, are King Philips War and a smallpox epidemic.
Edward Jenner discovered that farmers who had caught cowpox did not suffer from smallpox. He then started injecting people with small doses of cowpox and he observed that they did not catch smallpox. He had created a vaccination for smallpox. :D
No
There is no known microbe that causes Leukemia.
The Variola Major Virus Microbe
Virus.
trypanosoma
Mycobacterium tuberculosis
Yersinia pestis.
Mycobacterium tuberculosis
does MRSA cause bacteria
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ronald ross
aleksander popovic
salmonella is kinda the microbe itself. dude. The illnesses caused by Salmonella bacteria is called salmonellosis.