Fig. 11 | Scientific Reports

Fig. 11

From: Organic matter accumulation under the Middle-Upper Ordovician tectonic transition on the western margin of the North China platform

Fig. 11

Biological structure and energy spectrum under SEM. (A) Siliceous algae; (B) Microsomes; (C) Energy spectrum of microsomes; (D) Chlorella vulgaris; (E) Bacterial and algal bodies; (F) Energy spectrum of bacterial and algal bodies. Hydrocarbon-forming organisms refer to some organisms in the biota that can contribute to the generation of hydrocarbons83. Algae were the most important

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