Groups are determined by PRECIPITIN test, serologic test to measure a specific reaction between antigen (C carbohydrate, located in the cell wall) and antibody which results in a visible precipitate. Group A Streptococci (Streptococcus pyogenes) is among the most important human pathogens.
Answers.comÂ® is making the world better one answer at a time. Striking an object is the leading cause of pwc accidents on boats.
First of all, it should be noted that the accidents at Chernobyl and Fukushima have different causes. The causes of the accident at Chernobyl NPS are described above. The accident at the Fukushima NPS is due to loss of cooling reactors and ponds for spent nuclear fuel (Strishov, 2011). The earthquake destroyed the system of stationary power supplies of NPS.