Multiple Choice
A microbiologist is reading plates from a cerebrospinal fluid (CSF) culture.She notices that there is growth on chocolate agar (CHOC) , but no growth on sheep blood agar (SBA) or MacConkey (MAC) agar.The Gram stain showed a gram-negative bacillus.What organism should be suspected?
A) Streptococcus pneumoniae
B) Staphylococcus aureus
C) Haemophilus influenzae
D) Escherichia coli
Correct Answer:

Verified
Correct Answer:
Verified
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