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heterocyst
het·er·o·cyst H0174750 (hĕt′ər-ə-sĭst′)n. A large, thick-walled, nitrogen-fixing cell that occurs at intervals along the filaments of certain cyanobacteria.heterocyst (ˈhɛtərəʊˌsɪst) n (Biology) biology a special cell type found in cyanobacteria and responsible for fixing nitrogenhet•er•o•cyst (ˈhɛt ər əˌsɪst)
n. one of the enlarged nitrogen-fixing cells along the filaments in some blue-green algae. [1870–75] heterocyst
heterocyst[′hed·ə·rə‚sist] (botany) Clear, thick-walled cell occurring at intervals along the filament of certain blue-green algae. heterocyst
heterocyst (hĕt′ər-ə-sĭst′)n. A large, thick-walled, nitrogen-fixing cell that occurs at intervals along the filaments of certain cyanobacteria.heterocyst a specialized CELL responsible for NITROGEN FIXATION in certain CYANOBACTERIA. |