Diphtheria (Corynebacterium diphtheriae): History, Symptoms, Causes, Treatment

Corynebacteria are Gram-positive, aerobic, nonmotile, rod-shaped bacteria related to the Actinomycetes. They do not form spores or branch as do the actinomycetes, but they have the characteristic of forming irregular shaped, club-shaped or V-shaped arrangements in normal growth. They undergo snapping movements just after cell division which brings them into characteristic arrangements resembling Chinese letters.…

Articles of Confederation: History & Significance

It would have been very difficult to run an effective government under the Articles of Confederation.  Many of the great minds politically active after the American Revolution realized this; thus arrived the birth of one of the greatest political documents of all time: The Constitution.  With the implement of the Constitution, the United States government…