Earthworm - an overview
The carbohydrate-rich mucus that is synthesized in the pharyngeal glands is a unique constituent of the earthworm gut. This mucus aids passage of ingested material and, together with soil-derived organic matter, is subject to digestion by diverse exoenzymes from both the earthworm and ingested soil microbes [29, 30].The high concentrations of sugars, e.g., up to 80 mM glucose, and organic ...
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