The cells most frequently found in a granuloma are:________?

Dentinogensis imperfecta differs from amelogenesis imperfecta in that, the former is________?

Out of the following hypersensitivity reactions, in which type a single dose of the antigen can act as both the sensitizing and shocking dose________?

Vitamin associated with one carbon transfer is________?

Herpetiformis vesicles, which rupture and leave areas of superficial intraoral ulcers, are caused by________?

Group A B-hemolytic streptococcal infection of the pharynx may be followed in some by________?