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1 Department of Zoology, University of Maine, Orono, Maine 04473
1. The effects of Cu(II) on survival heart rate, and respiration in M. edulis have been determined.
2. Free Cu(II) is toxic to M. edulis causing respiratory and cardio-vascular depression and a toxicity threshold of 0.2 mg/l has been demonstrated.
3. Live animals can detoxify solutions of limited Cu(II) content.
4. Heat-killed homogenates are also effective in detoxifying solutions of limited Cu(II) content.
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