The Effects of Certain Heavy Metals on Respiration

Abstract

1. The effect of the heavy metals on the respiration of Aspergillus niger is to cause the rate of carbon dioxide production to decrease from the first or to increase and subsequently diminish. 2. The speed of the toxic action varies as a constant power of the concentration. 3. The temperature coefficient of the toxic action is between 1.5 and 2. 4. An… (More)

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