👉 The term "streptococcus" is used to describe a type of bacteria that belongs to the class of Gram-negative bacteria. These bacteria are found in the respiratory tract, particularly in the mouth and nose. They can cause inflammation and infection in the body, especially when they enter the bloodstream or through wounds. Streptococcus is also known as "streptococci" because it shares some similarities with the bacterium Streptococcus pneumoniae, which is a common cause