In a manner that involves producing one's own food from inorganic substances without consuming other organisms.
From autotrophic (adjective) + -ally (adverb suffix). Adverbial form describing the mode or manner of autotrophic nutrition.
When we say an organism lives 'autotrophically,' we're describing a completely self-sufficient lifestyle—from the tiniest photosynthetic bacterium to the largest redwood tree, they all feed themselves using the same basic principle.
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