Microbiology general microbiology bf0e731b Staphylococcus is? A Gram-positive cocci B Gram-negative cocci C Gram-positive bacillus D Gram-negative bacillus High-Yield Explanation Staphylococcui are Gram-positive cocci that occur in grape like clsters . Ref: Ananthanarayan & panikers Textbook of Microbiology 9th edition page no199