Looking first at autotrophs, the food web base, we find that there is large variability in their elemental composition. Photosynthetic organisms (autotrophs), such as plants, algae, and ...

Most plants are autotrophs because they make their own food by photosynthesis. But for every rule there is an exception. Some plants are non-photosynthetic and parasitic, obtaining their food through ...

Researchers are designing innovative ways to harness the potential of photosynthetic organisms ... to efforts to reengineer these organisms into autotrophs that can directly utilize CO2.