Answer:
The correct answer is- Gram positive bacteria
Step-by-step explanation:
Streptococcus pyogenes is classified with gram-positive bacteria. It is an aerotolerant bacteria and it belongs to a genus streptococcus. This bacteria is responsible for causing many diseases in humans and they grow in chains.
They cause infections like rheumatic fever, post-streptococcal glomerulonephritis, pharyngitis, tonsillitis, necrotizing fasciitis, myonecrosis, scarlet fever, cellulitis.
This bacteria is also known as group A streptococcus(GAS). They are responsible for causing strep throat. Group A beta hemolytic streptococcus can be found in the oropharynx of many children.