Cellular Respiration Biology Paper ..
Unit 3 - Photosynthesis and Respiration - IB Biology HL
With the exception of one study reporting a decrease in yield for snap beans at 15 mg/kg (copper extracted with EDTA) (Walsh et al., 1972) the most sensitive end-points were related to soil microbial metabolism, measured as enzymatic activity and soil respiration.
Photosynthesis & Cellular Respiration Web Quest
(1992) reported a significant negative correlation between both copper and cadmium, and soil respiration in the 0-15-cm layer of contaminated soil from the vicinity of a copper-zinc smelter.