Footnote

b Umzekelo oqhelekileyo wokusilela kwee-enzymes ubandakanya ienzyme ekuthiwa yilactase. Abo banengxaki yelactase imizimba yabo ayikwazi kuyifunxa ilactose eselubisini ukuze iyetyise, ngoko ukusela ubisi kuyabagulisa. Ienzyme yabanye abantu ayikwazi kuyetyisa ityramine, ichiza elifumaneka kwisonka samasi nakokunye ukutya. Ngenxa yoko, xa besitya oko kutya, aba bantu baye bakhathazwe yintloko ebuhlungu.