Patients with lactose intolerance will experience diarrhoea when they consume which of the following?

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Patients with lactose intolerance will experience diarrhoea when they consume which of the following? Answer: Milk

Lactose intolerance results from inadequate intestinal lactase activity. Milk contains lactose, so undigested lactose remains within the intestine and produces osmotic effects and bacterial fermentation, resulting in symptoms such as diarrhea, bloating, and abdominal discomfort.

Question context

This question is part of 🧬 Biochemistry within the broader 🧬 Medical Science subject and appears in the BPSC – Balochistan Public Service Commission preparation collection. Reviewing the answer together with nearby questions helps reinforce the underlying concept and identify how it may appear in competitive exams.