Lancefields classification of B hemolytic streptococcus is based on______________?

Correct answer: B. Polysaccharide C antigen

  • A. M Protein
  • B. Polysaccharide C antigen
  • C. Type of lipid in cell membrane
  • D. Physiological properties

Explanation

Lancefield grouping depends on the group-specific carbohydrate, called the C antigen, in the streptococcal cell wall. M protein is used mainly for typing and virulence classification of group A streptococci.

Submitted by a TestUstad contributor and published by the TestUstad editorial teamLast updated
Report an error

The more specific you are, the faster it gets fixed. A source beats an opinion.

Prefer email? support@testustad.com

Practise Bacteriology

167 free Bacteriology MCQs from Microbiology, each with the correct answer and an explanation. Unlimited attempts, no account needed.

Exams that ask Microbiology questions like this

Microbiology is on 3 papers prepared for on TestUstad, and all of them draw the same bank, so this question is worth knowing for every one of them.

More Bacteriology questions