PENDENT SPECTRAL INDUCED POLARIZATION (SIP) SIGNATURES OF CELLULAR BIOMASS VERSUS EXTRACELLULAR POLYMERIC SUBSTANCES: A COMPARATIVE INVESTIGATION IN DELTA NORTH SENATORIAL DISTRICT, NIGERIA. JNAMP [Internet]. 2026 Sep. 29 [cited 2026 Oct. 5];73:214-2. Available from: https://nampjournals.org.ng/index.php/home/article/view/759