A carbon radioisotope is absorbed by PGA oxaloacetate, a c3 plant (as part of 14co2). Which chemical, assuming a c4 plant absorbs the same radioisotope, has the tagged carbon first.
PGA oxaloacetate is oxaloacetic acid, sometimes referred to as oxalacetic acid or OAA, is an organic molecule that is crystalline in nature and has the chemical formula HO2CC(O)CH2CO2H. The conjugate base of oxaloacetic acid, oxaloacetate, is a metabolic intermediary in numerous mammalian functions. It is called PGA oxaloacetate.
Having the chemical symbol C and atomic number 6, carbon is an element with the meaning "coal" in Latin. It is nonmetallic and tetravalent, meaning that four of its atom's electrons can be used to create covalent chemical connections. The periodic table's group 14 is where it belongs. Is called carbon.
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