Theory of natural selection

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Theory, Stable theory, Set theory, Theory of computation, Superstring theory, Critical theory, Theory (mathematical logic), Grounded theory, Theory X and Theory Y, Computability theory, M-theory, Number theory, Scientific theory, Theory-theory, Type theory, Game theory, String theory, Decision theory, Theory of everything, Model theory, Twistor theory, Gauge theory, Information theory, Probability theory, Naive set theory, Systems theory, Intuitionistic type theory, Germ theory denialism, Götaland theory, Group theory, Negotiation theory, Economic Theory, Communication theory, Organizational theory, Circumscription theory, Queer theory, Descriptivist theory of names, International relations theory, Nordström's theory of gravitation, Unified field theory, Theory of relativity, Practice theory, Dynamical systems theory, Molecular orbital theory, Fringe theory, Morse–Kelley set theory, Lie theory, Theory (clothing retailer), Drive theory, Cannon–Bard theory, Complexity theory and organizations, C-K theory, Scalar–tensor theory, Theory of mind, Social theory, Psychoanalytic theory, Combinatorial game theory, Evolution as fact and theory, Strain theory (sociology), Labeling theory, Emission theory (relativity), Cell theory, Coding theory, Quare theory, Caloric theory, BCS theory, Inter-universal Teichmüller theory, Vapnik–Chervonenkis theory, F-theory, Interpolation theory, Continuity theory, Seiberg–Witten theory, Conspiracy theory, Literary theory, Equity theory, Quantum field theory, Outline of critical theory, Causal theory of reference, Type II string theory, Statistical theory, Lawvere theory, Path–goal theory, Theory of Colours, Labor theory of value, Valence bond theory, Sociological theory, Germ theory of disease, Theory of art, Actor–network theory, Theory of a Deadman, Pattern theory, Twisted K-theory, Heterotic string theory, Regality theory, Temporal theory (hearing), Zermelo set theory, Contract theory, Bisexual theory, Dual-coding theory, Two-factor theory, Yang–Mills theory, Transformational theory, Graph theory, Introduction to M-theory, Matrix string theory, Chern–Simons theory, Transition state theory, Subjective theory of value, Postdevelopment theory, Perturbation theory, Potential theory, Singularity theory, Miasma theory, Development theory, Set theory (music), Control theory, Journal of Combinatorial Theory, A Theory of Justice, K-theory, Representation theory, Power transition theory, Dependency theory, Bow-wow theory, Theories of humor, Ring theory, Optimality theory, Liouville field theory, Brans–Dicke theory, Rev Theory, Automata theory, Algorithmic learning theory, Theory of forms, Grand Unified Theory, ∞-Chern–Weil theory, Instructional theory, Constructive set theory, Pecking order theory, Supersymmetric theory of stochastic dynamics, Theory of change, Homotopy type theory, Free-radical theory of aging, Ginzburg–Landau theory, Film theory, Social exchange theory, IEEE Transactions on Information Theory, Polysystem theory, Normalization process theory, Kripke–Platek set theory, KK-theory, Journal of Approximation Theory, ∞-Chern–Simons theory