CNRI / SCIENCE PHOTO LIBRARY CNRI / SCIENCE PHOTO LIBRARY
Small intestine in sugar-intolerance. Light micrograph of a section through the duodenum, the first part of the small intestine, from a person with sucrose intolerance. Sucrose intolerance is a condition in which sucrase, the enzyme needed for proper metabolism of sucrose (sugar), is not produced in by small intestine.
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