Incorporation of inorganic carbon present as carbon dioxide, including a small proportion of radiocarbon, into organic compounds during photosynthesis. This is the initial step in the movement of carbon up the food chain.
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carbon cycle (Recurrent binding of carbon dioxide during carbon assimilation into organic compounds, its ...)
carbon 14 (14C) (... radiocarbon dating, carbon 12, carbon 13, and accelerator mass ...)
carbon 13 (13C) (... . See stable isotope analysis, carbon 12 and carbon 14.)
carbon 12 (12C) (... all living things. See carbon 14 and radiocarbon dating.)
carbon isotope analysis (Technique applied to bone protein (collagen) or bone carbonate, measured as a ratio of carbon 13 ...)