Basrd on the gram stain which species could this be? (more than one apply) Pseudomonas fluorescens Mycobacterium smegmatis Serratia marcescens Bacillus cereus Kocuria rosea Staphylococcus saprophyticus Staphylococcus epidermidis Sporosarcina ureae Citrobacter freundii Bacillus subtilis Escherichia coli Alcaligenes viscolactis Klebsiella aerogenes Moraxella catarrhalis Sarcina aurantiaca Pseudomonas fluorescens Mycobacterium smegmatis Serratia marcescens Bacillus cereus Kocuria rosea Staphylococcus saprophyticus Staphylococcus epidermidis Sporosarcina ureae Citrobacter freundii Bacillus subtilis Escherichia coli Alcaligenes viscolactis Klebsiella aerogenes Moraxella catarrhalis Sarcina aurantiaca