Lactase--an adaptable enzyme?
D000328:Adult; D000367:Age Factors; D000818:Animals; D004040:Dietary Carbohydrates; D005696:Galactosidases / Q000378:metabolism*; D006801:Humans; D007785:Lactose; D007787:Lactose Intolerance / Q000453:epidemiology*; D008297:Male; D008875:Middle Aged; D008892:Milk
D004040:Dietary Carbohydrates; D005696:Galactosidases; D007785:Lactose