Inmanyculturesandsoc□eties,incestisconsideredtab□oandiss□r□ctlyforbi□de□.□hei□eaofromant□corsex□alr□lationshi□sbetweensiblingsis□et□iths□□□k,di□gust,an□moraloutrage□□h□tab Inmany□ulturesan□socie□□□s,ince□tisconsidered□abooandisstrictlyf□rbidden.Theid□aof□□ma□ticorsex□□lrel□tio□ship□betwe□nsi□lingsism□twithsh□c□,dis□ust,andmoraloutrage.T□etab□/p> In□anycultur□sandsocieti□s,inces□isconsideredtabo□andisstric□lyforbidden.T□eideaofro□anticorsex□alrela□□o□sh□psb□□wee□sibli□gsismetwithsh□ck,disgust,andmo□alo□trage□Theta□