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Division of Integrative Organismal Systems (BIO/IOS)

The U.S. National Science Foundation Division of Integrative Organismal Systems (IOS) supports research that improves the understanding of organisms as integrated units of biological organization.

Recent funding opportunities

Program
Posted January 23, 2026
Program
Posted November 24, 2025
Dear Colleague Letter
Next Required Due Date: See letter for details
Posted August 28, 2024
Program
Next Required Due Date: March 1, 2027
Posted June 10, 2022