This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Systemic Bacteriology Pa 1 (Gram Positive Cocci, Gram Negative Cocci), Subject name: Microbiology
Which of the following is not gram-positive? 
Select and explain. 
A. Listeria, B. Moraxella, C. Nocardia, D. Actinomycetes
B: Moraxella
Answer: B: Moraxella 
Explanation: Cocci are mostly gram positive except Bacilli are mostly gram negative except -meningococci -gonococci -veilonella -MORAXELLA M- Mycobacrerium A-Anthracis bacillus C-Clostridium species D-Diptheriae cornybacterium o N Nocardia A Actinomycetes L -Listeria D -Diptherioids s