Tags Coursera, edX, English language, writing. 1  I would like to write children books and I am. 2  I would like to improve my English writing skills that helps me for report writing and I am very interested in taking report writing course. 3  I am interested in non-fiction writing and want to learn the basics.
How does a person get Lyme disease? Lyme disease is transmitted by the bite of an infected deer tick, which also is known as the black-legged tick. (Not all ticks carry the bacterium, and a bite does not always result in the development of Lyme disease.
They are arachnids, not insects. There are hundreds of different kinds of ticks in the world. Many of them carry bacteria, viruses or other pathogens that cause disease in humans and/or animals. In the midwestern and eastern United States, Ixodes scapularis or deer tick is the primary vector of Lyme disease. tick is uniquely suited to carry and spread Lyme disease. Spirochetes have co-evolved with ticks over millions of years. Tick saliva contains immune suppressors that help disseminate the bacteria throughout the hostâs body.