The AB Design can be used to quickly assess the effects of an experimental variable. Its main disadvantage its inability to distinguish the experimental effect from possible confounds that might occur coincident with the change of condition.
ceÂ·liÂ·ac disÂ·ease. A disease occurring in children and adults characterized by sensitivity to gluten, with chronic inflammation and atrophy of the mucosa of the upper small intestine; manifestations include diarrhea, malabsorption, steatorrhea, and nutritional and vitamin deficiencies.
Whatâs the difference between being lactose intolerant and having a gluten allergy? Lactose intolerance is when your body is unable to digest lactase, a sugar in milk and milk related products. The body has a deficiency of lactose, which is an enzyme produced by the cells in the small intestine.