STREPTOCOCCI. General character Gram positive cocci arranged in chains Catalase test negative Fastidious Facultative anaerobes Penicillin sensitive (Streptococcus.
Upper Respiratory Tract Infections Department of Clinical Microbiology .
Infections of Respiratory Tract (RT) By Dr. Humodi A. Saeed Associate Prof. of Medical Microbiology College of Medical Laboratory Science Sudan University.
