The Growth of Monoraphidium sp. and Scenedesmus sp. Cells in the Presence of Thorium

Figure 5

Monoraphidium sp. culture in absence of ²³²Th (left); in presence of 0.5 mg/L ²³²Th (center); in presence of 10.0 mg/L ²³²Th (right) (20-fold increase).