WAEC Biology 2018 Objective — Question 25
Question 25 of 50 from the West African Examinations Council (WAEC) Biology 2018 Objective paper, with the correct answer and a full explanation.
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The duodenum of a person was surgically removed. Which of the following substances would have their digestion affected?
- A. starch and protein only
- B. starch and lipids only
- C. starch, peptones and maltose only
- D. starch, protein and lipidsCorrect
Explanation
The duodenum secretes/receives enzymes and bile important for digesting carbohydrates (starch), proteins, and lipids, so removing it affects digestion of all three.
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