Streptococcus is a class.
Streptococcus is a genus of coccus -LRB- spherical -RRB- Gram-positive bacteria belonging to the phylum Firmicutes and the order Lactobacillales -LRB- lactic acid bacteria -RRB- .
Streptococcus
is
a class
a genus of coccus -LRB- spherical -RRB- Gram-positive bacteria