Primary nutritional groups
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Primary nutritional groups are groups of organisms, divided according to the sources of energy, electrons, and carbon needed for living, growth, and reproduction. The sources of energy can be light or
Yellow fungus
Phototroph
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Phototrophs are organisms that carry out photon capture to acquire energy. They use the energy from light to carry out various cellular metabolic processes. It is a common misconception that phototrop
Primary nutritional groups
…such as O2 in aerobic respiration, nitrate (NO− 3) or sulfate (SO2− 4) in anaerobic respiration, or various metabolic intermediates in fermentation. Phototrophs absorb light in photoreceptors and transform it into chemical energy. Chemotrophs directly absorb chemical energy from molecules. The free energy is…
Terrestrial and aquatic phototrophs: plants grow on a fallen log floating in algae-rich water