answer-back mechanism

  • 41animal learning — ▪ zoology Introduction       the alternation of behaviour as a result of individual experience. When an organism can perceive and change its behaviour, it is said to learn.       That animals can learn seems to go without saying. The cat that… …

    Universalium

  • 42Descartes: methodology — Stephen Gaukroger INTRODUCTION The seventeenth century is often referred to as the century of the Scientific Revolution, a time of fundamental scientific change in which traditional theories were either replaced by new ones or radically… …

    History of philosophy

  • 43Spinoza: the moral and political philosophy — The moral and political philosophy of Spinoza Hans W.Blom Spinoza as a moral and political philosopher was the proponent of a radical and extremely consistent version of seventeenth century Dutch naturalism. As a consequence of the burgeoning… …

    History of philosophy

  • 44Chemical biology — is a scientific discipline spanning the fields of chemistry and biology that involves the application of chemical techniques and tools, often compounds produced through synthetic chemistry, to the study and manipulation of biological systems.… …

    Wikipedia

  • 45cell — cell1 cell like, adj. /sel/, n. 1. a small room, as in a convent or prison. 2. any of various small compartments or bounded areas forming part of a whole. 3. a small group acting as a unit within a larger organization: a local cell of the… …

    Universalium

  • 46mechanics — /meuh kan iks/, n. 1. (used with a sing. v.) the branch of physics that deals with the action of forces on bodies and with motion, comprised of kinetics, statics, and kinematics. 2. (used with a sing. v.) the theoretical and practical application …

    Universalium

  • 47philosophy, Western — Introduction       history of Western philosophy from its development among the ancient Greeks to the present.       This article has three basic purposes: (1) to provide an overview of the history of philosophy in the West, (2) to relate… …

    Universalium

  • 48Player piano — The player piano is a self playing piano, containing a pneumatic mechanism that plays on the piano action pre programmed music via perforated paper rolls. The rise of the player piano grew with the rise of the mass produced piano in the house and …

    Wikipedia

  • 49Vitalism — This article is about the non mechanist philosophy. For other uses, see vital (disambiguation). Vitalism, as defined by the Merriam Webster dictionary,[1] is a doctrine that the functions of a living organism are due to a vital principle distinct …

    Wikipedia

  • 50Gramophone record — A 12 inch (30 cm) 33⅓ rpm record (left), a 7 inch 45 rpm record (right), and a CD (above) A gramophone record, commonly known as a phonograph record (in American English), vinyl record (in reference to vinyl, the material most commonly used after …

    Wikipedia