The Ontology of Biological Evolution: Generational-Scale Ben-Se Dynamics: The Physical Necessity of Descent with Modification

What is evolution, physically? This document provides the constitutional answer within the Energy-Efficiency Theory framework: evolution is not an independent theory of biology, nor a mere empirical generalization about gene frequencies. Evolution is the generational-scale statistical expression of the Existence Inequality --- the necessary physical consequence of the fact that not all constraint networks satisfy the condition dNc/dt > 0 with equal efficiency, and that differential efficiency must, under finite resources, manifest as differential generational persistence. Version 2. 0 is a v6. 0 constitutional alignment and structural deepening upgrade from v1. 0 (v5. 9 alignment). It implants the full v6. 0 constitutional architecture --- the L0 Sole Meta-Axiom, the L1 Constitutional Presuppositions, the Five-Pillar Methodology, and the Dual-Identity registration of Causality and Contradiction. It corrects the generational C (t) reset from the zero-approximation of v1. 0 to the M₆₄₍ residual established by Life v3. 2's Reproduction Theorem. It replaces all v5. x terminology (86 occurrences of ``Ben-Shi, '' 7 occurrences of the permanently prohibited ``Adjudication Cut, '' ``Twin Pillars''/``Dual Helix, '' ``Meta-Operators'') with their v6. 0 constitutional equivalents. Three core physical deepenings distinguish v2. 0 from its predecessor. DEEP-1: The assertion that ``prediction is more efficient than passive reaction'' is replaced by a complete derivation from Life v3. 2's Degeneration Corridor --- lineages that do not predict enter the population degeneration corridor earlier; prediction's evolutionary advantage is not efficiency but the physical necessity imposed by the irreversibility of C (t) accumulation. DEEP-2: Constraint Dynamics v3. 1's five constitutional theorems --- Constrained Lifetime, Capture Window, Third Arrow of Time, Monotonic Increase of B (t), and Elastic/Plastic Inertia --- are systematically integrated into the evolutionary narrative. DEEP-3: The L₄₅₅ 4 threshold for cognitive self-reference is upgraded from an empirical assertion (STANDARD in v1. 0) to a CLOSED-in-EET physical derivation from the definition of Self-Refer. The document establishes four irreducible constitutional theorems. The Perpetuity Theorem: no lineage can achieve final, perfect adaptation. The Directionality Theorem: evolution exhibits statistical directionality without preordained progress. The Major Evolutionary Transitions Unification Theorem: all major transitions are generational-scale expressions of Encapsulation. The Rate Limit Theorem: the rate of evolutionary change is bounded by four independent physical accelerators --- T₄₅₅, Eb^form, (), and N. The concept of fitness receives its first physical definition in 135 years: F dNc/dt ₆₄₍₄ₑ₀ₓ₈₎₍ --- a quantity independently measurable through and T₄₅₅, breaking the tautology that has plagued evolutionary biology since Spencer. Fisher's Fundamental Theorem receives its long-sought physical restatement: d dNc/dt / dt = Var (dNc/dt), where the variance is taken over a quantity with physical dimensions, not an abstract propensity. Eight substantive expansions extend the constitutional reach of the document beyond v1. 0. (1) The physical impossibility of altruism below = 1 is derived from the First Law of Ben-Se, resolving the Nowak et al. \ (2010) controversy by demonstrating that inclusive fitness and multi-level selection are equivalent descriptions of shared Ėₑ₄ₒ₏ within an encapsulation layer. (2) Evolvability receives a physical definition as V = f (A₆₄₍ (t), d/d, ₑ₄₋₀ₗ, dM₆₄₍/dt) --- a quantity that can be selected and can be lost. (3) The Baldwin Effect and genetic assimilation are derived as the three-phase capture of developmentally plastic constraint configurations. (4) The physical nature of evolutionary constraints is reformulated: ``constraints'' are not external limitations but positive facts about constraint network topology. (5) Extinction is derived as the population-level degeneration corridor --- the physical fate of every lineage under the Monotonic Increase of generational M₆₄₍. (6) The Cambrian explosion is derived as a global constraint network phase transition --- the crossing of the encapsulation threshold that made multicellularity physically viable on a planetary scale. (7) Darwin and Kauffman are unified: self-organization is Ben-phase relaxation toward 1; natural selection is Se-phase sorting among variant configurations. (8) Selection is shown to have no ``level'' --- differential E operates at every encapsulation depth simultaneously. The document is organized as follows. Part I anchors evolution in the Existence Inequality, providing the physical definition of fitness and establishing the four irreducible constitutional theorems. Part II derives the physical mechanisms of evolution --- variation, inheritance, selection, drift, sex, and developmental plasticity --- from the fundamental physics of constraint networks. Part III develops the generational-scale Ben-Se dynamics, including altruism physics, evolvability, and genomic conflicts. Part IV covers macroevolution --- speciation, punctuated equilibrium, extinction, and the Cambrian explosion. Part V traces the co-evolution of three information carriers. Part VI positions the human lineage within this framework. Part VII addresses the physical boundaries of evolution. Part VIII bridges to the Cognitive Constitution, including the complete degeneration corridor argument and the evolutionary precursors of all seven GG v2. 0 operations. Part IX provides governance and boundary conditions. The document concludes with nine directly testable predictions, each specified with H₀, H₁, sample size, statistical power, effect size, and explicit falsification criterion. Twenty-seven deep insights, seventeen satellite paper interfaces, and a complete symbol table complete the constitutional architecture. Evolution is the shadow of existence cast across time. Its root is the physics of constraint networks. Its reach extends to the emergence of self-referential cognition. Its boundary is the degeneration corridor that awaits every lineage without exception. This document provides the missing physical foundation. Keywords: Existence Inequality; Ben-Se dynamics; generational fitness; degeneration corridor; encapsulation; major evolutionary transitions; macroevolution; information carriers; cognitive emergence; Energy-Efficiency Theory