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Explaining the effect of different glycine concentrations for 14 days on the wet-weight biomass of Synechocystis sp. and Chlorella sp. Data are presented as the average of three independent replicates ± SE. The statistical significances p > 0.05, p ≤ 0.05, p ≤ 0.01, p ≤ 0.001 and p ≤ 0.0001 were marked by the symbols ns, *, **, ***, and ****, respectively.
