<prompt> All of the following statements are true about diphtheria except:Toxin production depends on lysogenic conversion by beta phageNon sporing, non-motile and non-capsulatedToxin detection is done by ELISA test in serumFaucial diphtheria is commonest type  <response>: Ans. C. Toxin detection is done by ELISA test in serum.Toxin is produced locally and is absorbed from the local site of multiplication causing toxemia. However, toxin may not always be detectable in the serum. 