# Metaclass - Inert Biological Matter Alternative Labels: - “Non-functional Bio-objects” - “Passive Organic Material” - “Perceptible Biogenic Substances” - “Non-agentive Living Forms” Likely Members of This Class: - A leaf that has fallen to the ground - A preserved organ - A chunk of coral - Bio-inspired material (e.g., synthetic muscle fiber) that is not powered - A shell or exoskeleton - A biological sample (e.g., a stem cell pellet)