Title: biological determinant Long Title: IUPAC Gold Book - biological determinant DOI: 10.1351/goldbook.14483 Status: current Definition Property of living organisms that affects human or environmental health. Note Biological determinants may be either endogenous or exogenous. Endogenous biological determinants include genetic characteristics and physiological state. Exogenous biological determinants are other living organisms with which the organisms of concern interact, e.g., beneficial or harmful microorganisms. Source - PAC, 2009, 81, 829. 'Glossary of terms used in ecotoxicology (IUPAC Recommendations 2009)' on page 849 (https://doi.org/10.1351/PAC-REC-08-07-09) Other Outputs - html: https://goldbook.iupac.org/terms/view/14483/html - json: https://goldbook.iupac.org/terms/view/14483/json - xml: https://goldbook.iupac.org/terms/view/14483/xml Citation: Citation: 'biological determinant' in IUPAC Compendium of Chemical Terminology, 5th ed. International Union of Pure and Applied Chemistry; 2025. Online version 5.0.0, 2025. 10.1351/goldbook.14483 License: The IUPAC Gold Book is licensed under Creative Commons Attribution-ShareAlike CC BY-SA 4.0 International (https://creativecommons.org/licenses/by-sa/4.0/) for individual terms. Collection: If you are interested in licensing the Gold Book for commercial use, please contact the IUPAC Executive Director at executivedirector@iupac.org . Disclaimer: The International Union of Pure and Applied Chemistry (IUPAC) is continuously reviewing and, where needed, updating terms in the Compendium of Chemical Terminology (the IUPAC Gold Book). Users of these terms are encouraged to include the version of a term with its use and to check regularly for updates to term definitions that you are using. Accessed: 2026-06-28T23:41:17+00:00