<prompt> Multifactorial inheritance is most likely to play a role in ?Cleft lipMarfans syndromeDowns syndromeErythroblastosis fetalis  <response>: Ans. is a i.e., Cleft lip Disorders with multifactorial inheritance The multifactorial disorders result from the combined actions of environmental influences and two or more mutant genes having additive effects. Multifactorial disorders are ? 1. Cleft lipcleft palate 3. Coronary hea disease 5. Diabetes melitus 7. Pyloric stenosis 2. Congenital hea diseases 4. Hypeension 6. Gout 