nitrogen compound metabolic process biosynthetic process cellular metabolic process primary metabolic process organic substance metabolic process anatomical structure development system process response to external stimulus response to abiotic stimulus digestion vocalization behavior establishment of localization regulation of biological quality nitrogen compound metabolic process biosynthetic process cellular metabolic process primary metabolic process organic substance metabolic process anatomical structure development system process response to external stimulus response to abiotic stimulus digestion vocalization behavior establishment of localization regulation of biological quality nitrogen compound metabolic process biosynthetic process cellular metabolic process primary metabolic process organic substance metabolic process anatomical structure development system process response to external stimulus response to abiotic stimulus digestion vocalization behavior establishment of localization regulation of biological quality nitrogen compound metabolic process biosynthetic process cellular metabolic process primary metabolic process organic substance metabolic process anatomical structure development system process response to external stimulus response to abiotic stimulus digestion vocalization behavior establishment of localization regulation of biological quality nitrogen compound metabolic process biosynthetic process cellular metabolic process primary metabolic process organic substance metabolic process anatomical structure development system process response to external stimulus response to abiotic stimulus digestion vocalization behavior establishment of localization regulation of biological quality nitrogen compound metabolic process biosynthetic process cellular metabolic process primary metabolic process organic substance metabolic process anatomical structure development system process response to external stimulus response to abiotic stimulus digestion vocalization behavior establishment of localization regulation of biological quality nitrogen compound metabolic process biosynthetic process cellular metabolic process primary metabolic process organic substance metabolic process anatomical structure development system process response to external stimulus response to abiotic stimulus digestion vocalization behavior establishment of localization regulation of biological quality nitrogen compound metabolic process biosynthetic process cellular metabolic process primary metabolic process organic substance metabolic process anatomical structure development system process response to external stimulus response to abiotic stimulus digestion vocalization behavior establishment of localization regulation of biological quality nitrogen compound metabolic process biosynthetic process cellular metabolic process primary metabolic process organic substance metabolic process anatomical structure development system process response to external stimulus response to abiotic stimulus digestion vocalization behavior establishment of localization regulation of biological quality nitrogen compound metabolic process biosynthetic process cellular metabolic process primary metabolic process organic substance metabolic process anatomical structure development system process response to external stimulus response to abiotic stimulus digestion vocalization behavior establishment of localization regulation of biological quality nitrogen cnitrogen compound metabolic process biosynthetbiosynthetic process cellular mcellular metabolic process primary meprimary metabolic process organic suorganic substance metabolic process anatomicalanatomical structure development system prosystem process response tresponse to external stimulus response tresponse to abiotic stimulus digestiondigestion vocalizativocalization behavior establishmestablishment of localization regulationregulation of biological quality organic cyclic compound binding heterocyclic compound binding protein binding organic cyclic compound binding heterocyclic compound binding protein binding organic cyclic compound binding heterocyclic compound binding protein binding organic cyclic compound binding heterocyclic compound binding protein binding organic cyclic compound binding heterocyclic compound binding protein binding organic cyclic compound binding heterocyclic compound binding protein binding organic cyclic compound binding heterocyclic compound binding protein binding organic cyclic compound binding heterocyclic compound binding protein binding organic cyclic compound binding heterocyclic compound binding protein binding organic cyclic compound binding heterocyclic compound binding protein binding organic cyclic compound bindingorganic cyclic compound binding heterocyclic compound bindingheterocyclic compound binding protein bindingprotein binding cell organelle cell organelle cell organelle cell organelle cell organelle cell organelle cell 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