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Skeletons of Lumbricus terrestris L. and Arenicola marina (L.)

✍ Scribed by SEYMOUR, MALCOLM K.


Book ID
109675782
Publisher
Nature Publishing Group
Year
1970
Tongue
English
Weight
350 KB
Volume
228
Category
Article
ISSN
0028-0836

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Metabolic sources of ammonia in the eart
✍ MacDonnell, Paul C. ;Tillinghast, Edward K. πŸ“‚ Article πŸ“… 1973 πŸ› John Wiley and Sons 🌐 English βš– 530 KB

## Abstract The earthworm __Lumbricus terrestris__ is ammonotelic while feeding but becomes ureotelic with fasting. The metabolic sources of ammonia nitrogen in feeding worms have been examined. Two deaminating enzymes, L‐serine dehydratase and 5′‐AMP deaminase, have been observed to be present in