Presence of red colonies with black centers on xylose-lysine-decarboxylase medium is indicative of
A) lactose fermentation and utilization of citrate.
B) lactose fermentation and H2S positive.
C) nonlactose fermentation and tryptophan positive.
D) nonlactose fermenter and H2S positive.
Correct Answer:
Verified
Q5: What is the most common cause of
Q6: All of the following organisms can cause
Q7: A fecal isolate identified as E. coli
Q8: The presence of yellow colonies on thiosulfate-citrate-bile
Q9: What common organism invades the full thickness
Q11: All of these patient history questions will
Q12: What type of diarrheal illness produces fever,
Q13: What type of diarrheal illness has a
Q14: What is the most common cause of
Q15: What virus is the leading cause of
Unlock this Answer For Free Now!
View this answer and more for free by performing one of the following actions
Scan the QR code to install the App and get 2 free unlocks
Unlock quizzes for free by uploading documents