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  2. Optimal foraging theory - Wikipedia

    en.wikipedia.org/wiki/Optimal_foraging_theory

    The curve represents the energy gain per cost (E) for adopting foraging strategy x. Energy gain per cost is the currency being optimized. The constraints of the system determine the shape of this curve. The optimal decision rule (x*) is the strategy for which the currency, energy gain per costs, is the greatest.

  3. List of unsolved problems in biology - Wikipedia

    en.wikipedia.org/wiki/List_of_unsolved_problems...

    RNA folding problem: Is it possible to accurately predict the secondary, tertiary and quaternary structure of a polyribonucleic acid sequence based on its sequence and environment? Protein design : Is it possible to design highly active enzymes de novo for any desired reaction?

  4. Energy minimization - Wikipedia

    en.wikipedia.org/wiki/Energy_minimization

    In the field of computational chemistry, energy minimization (also called energy optimization, geometry minimization, or geometry optimization) is the process of finding an arrangement in space of a collection of atoms where, according to some computational model of chemical bonding, the net inter-atomic force on each atom is acceptably close to zero and the position on the potential energy ...

  5. Energy budget - Wikipedia

    en.wikipedia.org/wiki/Energy_budget

    An energy budget is a balance sheet of energy income against expenditure. It is studied in the field of Energetics which deals with the study of energy transfer and transformation from one form to another. Calorie is the basic unit of measurement.

  6. Ecological pyramid - Wikipedia

    en.wikipedia.org/wiki/Ecological_pyramid

    When energy is transferred to higher trophic levels, on average only about 10% is used at each level to build biomass, becoming stored energy. The rest goes to metabolic processes such as growth, respiration, and reproduction. [2] Advantages of the pyramid of energy as a representation: It takes account of the rate of production over a period ...

  7. Evolutionary tradeoff - Wikipedia

    en.wikipedia.org/wiki/Evolutionary_tradeoff

    In evolutionary biology, an evolutionary tradeoff is a situation in which evolution cannot advance one part of a biological system without distressing another part of it. In this context, tradeoffs refer to the process through which a trait increases in fitness at the expense of decreased fitness in another trait.

  8. Oshun - Wikipedia

    en.wikipedia.org/wiki/Oshun

    Shrine to Oshun in the Osun-Osogbo Sacred Grove. Oshun (also Ọṣun, Ochún, and Oxúm) is the Yoruba orisha associated with love, sexuality, fertility, femininity, water, destiny, divination, purity, and beauty, and the Osun River, and of wealth and prosperity in Voodoo. [1] [2] [3] She is considered the most popular and venerated of the 401 ...

  9. Conservation of mass - Wikipedia

    en.wikipedia.org/wiki/Conservation_of_mass

    Such is the case when any energy or matter is allowed into, or out of, the system. However, unless radioactivity or nuclear reactions are involved, the amount of energy entering or escaping such systems (as heat, mechanical work, or electromagnetic radiation) is usually too small to be measured as a change in the mass of the system.