What is the standard/minimum number of questions in a structured interviewer based questionnaire, that involved more than 3,000 participants? NB: Its a Malaria prevalence studyDescribe the activation and control of the alternate pathway of
complement activation
b) Compare and contrast different types of Hypersensitivity
(c): Briefly describe the stages in T cell development in the thymus and
describe the mechanisms that lead to self-tolerance. Give an example of a genetic
defect that leads to failure of central tolerance