Planning in the human sense presupposes cognition, a mental mapping of actions toward the attainment of a goal. However, even without the nervous system, bacteria display complex adaptive behaviors that mimic planning: anticipating threats, preconfiguring molecular defenses, and coordinating collective responses against future contingencies. In the light of recent experimental evidence with Pseudomonas aeruginosa strain CD3 and Klebsiella sp. SG01, we have reinterpreted bacterial regulatory networks as molecular embodiments of anticipation. Through inducible resistance, sRNA-mediated reprogramming, quorum sensing, and biofilm formation, foresight is encoded into the gene-regulatory architecture of bacterial systems. This ”planning without mind” reflects teleonomy: goal-directed behavior arising from biochemical self-organization rather than from consciousness. We conclude that distributed anticipation constitutes a basal form of strategic intelligence in living systems.

Planning in the human sense presupposes cognition, a mental mapping of actions toward the attainment of a goal. However, even without the nervous system, bacteria display complex adaptive behaviors that mimic planning: anticipating threats, preconfiguring molecular defenses, and coordinating collective responses against future contingencies. In the light of recent experimental evidence with Pseudomonas aeruginosa strain CD3 and Klebsiella sp. SG01, we have reinterpreted bacterial regulatory networks as molecular embodiments of anticipation. Through inducible resistance, sRNA-mediated reprogramming, quorum sensing, and biofilm formation, foresight is encoded into the gene-regulatory architecture of bacterial systems. This ”planning without mind” reflects teleonomy: goal-directed behavior arising from biochemical self-organization rather than from consciousness. We conclude that distributed anticipation constitutes a basal form of strategic intelligence in living systems.

Bacterial adaptation to environmental stress is greatly aided by small regulatory RNAs (sRNAs). Here, we examine metabolic adaptation to ciprofloxacin (CIP) stress via sRNA in Klebsiella sp. SG01. We identified intergenic regions enriched with sRNAs and expression patterns described by examining transcriptomic datasets. Nine potential sRNAs, glmZ, sgrS, gcvB, spot42, micA, istR, sraL, icsR, and fnrS were identified by combining differential expression analysis with established computational pipeline. Furthermore, an FMN aptamer (RFN element) was found, indicating a possible function in regulation mediated by riboswitches. These sRNAs target important metabolic pathways, such as the tricarboxylic acid cycle (TCA), redox homeostasis, and the transport of sugars and amino acids, according to functional annotation using TargetRNA3 predictions and literature mining. GcvB was found to negatively regulate ABC transporters and amino acid permeases, whereas Spot42 was found to regulate sugar transporters and TCA intermediates. A dynamic rewiring of the sRNA network under CIP stress was also suggested by transcriptomic analysis, which showed a regulatory shift marked by the downregulation of Hfq and the upregulation of ProQ and CsrA. This study opens the door for further investigation into the complex post-transcriptional regulatory systems that bacteria use to maximize resource allocation and stress resilience.