TheacerbicallywittyandseverelyfaciallydisfiguredbroadcasterAdamPearsonpresentsapersonalfilmaboutgenetics.HeandhistwinbrotherNeilaregeneticallyidenticalandbothsharethesamegeneticdisease,Neurofibromatosis1(Nf1)-yettheyarecompletelydifferent.Adam'sfaceiscoveredwithgrowths,whereasNeilhasnone.Neilhasshort-termmemoryloss,whereas..bbb