b. it has a linear chromosome while generally bacteria have circular chromosome .
Spirochete Borrelia burgdorferi is commonly a tick-borne obligate parasite whose normal carrier is a variety of mammals .
The infection of these natural hosts does not lead to any disease, if human gets infected it results in Lyme disease, as a consequence of the human immunopathological response to B cells.
Lyme disease is caused by the bacterium Borrelia burgdorferi have mild symptoms include fever, headache, fatigue, and a characteristic skin rash called erythema migraines.
To learn more about Borrelia burgdorferi , here
brainly.com/question/13188125
#SPJ4