Identify the genera with the following characteristics from figure 20.9:
a. Lactose (€“), phenylalanine and urease (€“), citrate (+), ONPG (€“)
b. Lactose (+), motility (€“), VP (€“), indole (+)
c. Lactose (+), motility, indole (€“), H2S (+)
d. Lactose (€“), phenylalanine and urease (+), H2S (€“), citrate (+)
Figure 20.9

Transcribed Image Text:

Colonies from selective media inoculated into triple-sugar iron (TSI) Rapid lactose fermentation on (TSI) + Lactose Lactose - Glucose Glucose Motility Phenylalanine (PA) Indole auer H2S Citrate (VP) Klebsieila Moellerella ProteuS Citrate Motility Providencia Morganella ONPG ErwiniaVP+ Enterobacter Hafnia Edwardsiella Citrate Urease See tabie 20.2 for a brief discussion of each differential test. Escherichia Yersinia Shigella ONPG gelatinase Kluyvera Citrobacter