Multiple Choice
The Lancefield grouping system
A) depends on serological detection of polysaccharide and teichoic acid antigens.
B) is used to identify -hemolytic streptococci.
C) is based on a DNA fingerprinting assay specific for streptococci.
D) depends on serological detection of polysaccharide and teichoic acid antigens and is used to identify -hemolytic streptococci.
Correct Answer:
Verified
Correct Answer:
Verified
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