Enrichment bias Microorganisms cultured in the lab are frequently only minor components of the microbial ecosystem Reason:the nutrients available in the lab culture are typically much higher than in nature实验室培养基的 营养更易获取 Microbiology.Shanghai Jiao Tong UniversityMicrobiology, Shanghai Jiao Tong University Microorganisms cultured in the lab are frequently only minor components of the microbial ecosystem • Reason: the nutrients available in the lab culture are typically much higher than in nature 实验室培养基的 营养更易获取 Enrichment bias