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  2. Ecological stability - Wikipedia

    en.wikipedia.org/wiki/Ecological_stability

    An example of ecological stability . In ecology, an ecosystem is said to possess ecological stability (or equilibrium) if it is capable of returning to its equilibrium state after a perturbation (a capacity known as resilience) or does not experience unexpected large changes in its characteristics across time. [1]

  3. Punctuated equilibrium - Wikipedia

    en.wikipedia.org/wiki/Punctuated_equilibrium

    In evolutionary biology, punctuated equilibrium (also called punctuated equilibria) is a theory that proposes that once a species appears in the fossil record, the population will become stable, showing little evolutionary change for most of its geological history. [1]

  4. List of types of equilibrium - Wikipedia

    en.wikipedia.org/wiki/List_of_types_of_equilibrium

    Partial equilibrium, the equilibrium price and quantity which come from the cross of supply and demand in a competitive market; Radner equilibrium, an economic concept defined by economist Roy Radner in the context of general equilibrium; Recursive competitive equilibrium, an economic equilibrium concept associated with a dynamic program

  5. Hardy–Weinberg principle - Wikipedia

    en.wikipedia.org/wiki/Hardy–Weinberg_principle

    In population genetics, the Hardy–Weinberg principle, also known as the Hardy–Weinberg equilibrium, model, theorem, or law, states that allele and genotype frequencies in a population will remain constant from generation to generation in the absence of other evolutionary influences.

  6. Steady state (biochemistry) - Wikipedia

    en.wikipedia.org/wiki/Steady_state_(biochemistry)

    In biochemistry, steady state refers to the maintenance of constant internal concentrations of molecules and ions in the cells and organs of living systems. [1] Living organisms remain at a dynamic steady state where their internal composition at both cellular and gross levels are relatively constant, but different from equilibrium concentrations. [1]

  7. Genetic equilibrium - Wikipedia

    en.wikipedia.org/wiki/Genetic_equilibrium

    Genetic equilibrium itself, whether Hardy-Weinberg or otherwise, provides the groundwork for a number of applications, in including population genetics, conservation and evolutionary biology. With the rapid increase in whole genome sequences available as well as the proliferation of anonymous markers, models have been used to extend the initial ...

  8. Balance of nature - Wikipedia

    en.wikipedia.org/wiki/Balance_of_nature

    The balance of nature, also known as ecological balance, is a theory that proposes that ecological systems are usually in a stable equilibrium or homeostasis, which is to say that a small change (the size of a particular population, for example) will be corrected by some negative feedback that will bring the parameter back to its original "point of balance" with the rest of the system.

  9. Homeostasis - Wikipedia

    en.wikipedia.org/wiki/Homeostasis

    In biology, homeostasis (British ... The resulting reaction in the plasma is the formation of carbonic acid which is in equilibrium with the plasma partial pressure ...