Philosophers
Mortimer Adler Rogers Albritton Alexander of Aphrodisias Samuel Alexander William Alston Anaximander G.E.M.Anscombe Anselm Louise Antony Thomas Aquinas Aristotle David Armstrong Harald Atmanspacher Robert Audi Augustine J.L.Austin A.J.Ayer Alexander Bain Mark Balaguer Jeffrey Barrett William Barrett William Belsham Henri Bergson George Berkeley Isaiah Berlin Richard J. Bernstein Bernard Berofsky Robert Bishop Max Black Susanne Bobzien Emil du Bois-Reymond Hilary Bok Laurence BonJour George Boole Émile Boutroux Daniel Boyd F.H.Bradley C.D.Broad Michael Burke Lawrence Cahoone C.A.Campbell Joseph Keim Campbell Rudolf Carnap Carneades Nancy Cartwright Gregg Caruso Ernst Cassirer David Chalmers Roderick Chisholm Chrysippus Cicero Tom Clark Randolph Clarke Samuel Clarke Anthony Collins Antonella Corradini Diodorus Cronus Jonathan Dancy Donald Davidson Mario De Caro Democritus Daniel Dennett Jacques Derrida René Descartes Richard Double Fred Dretske John Dupré John Earman Laura Waddell Ekstrom Epictetus Epicurus Austin Farrer Herbert Feigl Arthur Fine John Martin Fischer Frederic Fitch Owen Flanagan Luciano Floridi Philippa Foot Alfred Fouilleé Harry Frankfurt Richard L. Franklin Bas van Fraassen Michael Frede Gottlob Frege Peter Geach Edmund Gettier Carl Ginet Alvin Goldman Gorgias Nicholas St. John Green H.Paul Grice Ian Hacking Ishtiyaque Haji Stuart Hampshire W.F.R.Hardie Sam Harris William Hasker R.M.Hare Georg W.F. Hegel Martin Heidegger Heraclitus R.E.Hobart Thomas Hobbes David Hodgson Shadsworth Hodgson Baron d'Holbach Ted Honderich Pamela Huby David Hume Ferenc Huoranszki Frank Jackson William James Lord Kames Robert Kane Immanuel Kant Tomis Kapitan Walter Kaufmann Jaegwon Kim William King Hilary Kornblith Christine Korsgaard Saul Kripke Thomas Kuhn Andrea Lavazza Christoph Lehner Keith Lehrer Gottfried Leibniz Jules Lequyer Leucippus Michael Levin Joseph Levine George Henry Lewes C.I.Lewis David Lewis Peter Lipton C. Lloyd Morgan John Locke Michael Lockwood Arthur O. Lovejoy E. Jonathan Lowe John R. Lucas Lucretius Alasdair MacIntyre Ruth Barcan Marcus Tim Maudlin James Martineau Nicholas Maxwell Storrs McCall Hugh McCann Colin McGinn Michael McKenna Brian McLaughlin John McTaggart Paul E. Meehl Uwe Meixner Alfred Mele Trenton Merricks John Stuart Mill Dickinson Miller G.E.Moore Thomas Nagel Otto Neurath Friedrich Nietzsche John Norton P.H.Nowell-Smith Robert Nozick William of Ockham Timothy O'Connor Parmenides David F. Pears Charles Sanders Peirce Derk Pereboom Steven Pinker U.T.Place Plato Karl Popper Porphyry Huw Price H.A.Prichard Protagoras Hilary Putnam Willard van Orman Quine Frank Ramsey Ayn Rand Michael Rea Thomas Reid Charles Renouvier Nicholas Rescher C.W.Rietdijk Richard Rorty Josiah Royce Bertrand Russell Paul Russell Gilbert Ryle Jean-Paul Sartre Kenneth Sayre T.M.Scanlon Moritz Schlick John Duns Scotus Arthur Schopenhauer John Searle Wilfrid Sellars David Shiang Alan Sidelle Ted Sider Henry Sidgwick Walter Sinnott-Armstrong Peter Slezak J.J.C.Smart Saul Smilansky Michael Smith Baruch Spinoza L. Susan Stebbing Isabelle Stengers George F. Stout Galen Strawson Peter Strawson Eleonore Stump Francisco Suárez Richard Taylor Kevin Timpe Mark Twain Peter Unger Peter van Inwagen Manuel Vargas John Venn Kadri Vihvelin Voltaire G.H. von Wright David Foster Wallace R. Jay Wallace W.G.Ward Ted Warfield Roy Weatherford C.F. von Weizsäcker William Whewell Alfred North Whitehead David Widerker David Wiggins Bernard Williams Timothy Williamson Ludwig Wittgenstein Susan Wolf Scientists David Albert Michael Arbib Walter Baade Bernard Baars Jeffrey Bada Leslie Ballentine Marcello Barbieri Gregory Bateson Horace Barlow John S. Bell Mara Beller Charles Bennett Ludwig von Bertalanffy Susan Blackmore Margaret Boden David Bohm Niels Bohr Ludwig Boltzmann Emile Borel Max Born Satyendra Nath Bose Walther Bothe Jean Bricmont Hans Briegel Leon Brillouin Stephen Brush Henry Thomas Buckle S. H. Burbury Melvin Calvin Donald Campbell Sadi Carnot Anthony Cashmore Eric Chaisson Gregory Chaitin Jean-Pierre Changeux Rudolf Clausius Arthur Holly Compton John Conway Jerry Coyne John Cramer Francis Crick E. P. Culverwell Antonio Damasio Olivier Darrigol Charles Darwin Richard Dawkins Terrence Deacon Lüder Deecke Richard Dedekind Louis de Broglie Stanislas Dehaene Max Delbrück Abraham de Moivre Bernard d'Espagnat Paul Dirac Hans Driesch John Eccles Arthur Stanley Eddington Gerald Edelman Paul Ehrenfest Manfred Eigen Albert Einstein George F. R. Ellis Hugh Everett, III Franz Exner Richard Feynman R. A. Fisher David Foster Joseph Fourier Philipp Frank Steven Frautschi Edward Fredkin Augustin-Jean Fresnel Benjamin Gal-Or Howard Gardner Lila Gatlin Michael Gazzaniga Nicholas Georgescu-Roegen GianCarlo Ghirardi J. Willard Gibbs James J. Gibson Nicolas Gisin Paul Glimcher Thomas Gold A. O. Gomes Brian Goodwin Joshua Greene Dirk ter Haar Jacques Hadamard Mark Hadley Patrick Haggard J. B. S. Haldane Stuart Hameroff Augustin Hamon Sam Harris Ralph Hartley Hyman Hartman Jeff Hawkins John-Dylan Haynes Donald Hebb Martin Heisenberg Werner Heisenberg John Herschel Basil Hiley Art Hobson Jesper Hoffmeyer Don Howard John H. Jackson William Stanley Jevons Roman Jakobson E. T. Jaynes Pascual Jordan Eric Kandel Ruth E. Kastner Stuart Kauffman Martin J. Klein William R. Klemm Christof Koch Simon Kochen Hans Kornhuber Stephen Kosslyn Daniel Koshland Ladislav Kovàč Leopold Kronecker Rolf Landauer Alfred Landé Pierre-Simon Laplace Karl Lashley David Layzer Joseph LeDoux Gerald Lettvin Gilbert Lewis Benjamin Libet David Lindley Seth Lloyd Werner Loewenstein Hendrik Lorentz Josef Loschmidt Alfred Lotka Ernst Mach Donald MacKay Henry Margenau Owen Maroney David Marr Humberto Maturana James Clerk Maxwell Ernst Mayr John McCarthy Warren McCulloch N. David Mermin George Miller Stanley Miller Ulrich Mohrhoff Jacques Monod Vernon Mountcastle Emmy Noether Donald Norman Alexander Oparin Abraham Pais Howard Pattee Wolfgang Pauli Massimo Pauri Wilder Penfield Roger Penrose Steven Pinker Colin Pittendrigh Walter Pitts Max Planck Susan Pockett Henri Poincaré Daniel Pollen Ilya Prigogine Hans Primas Zenon Pylyshyn Henry Quastler Adolphe Quételet Pasco Rakic Nicolas Rashevsky Lord Rayleigh Frederick Reif Jürgen Renn Giacomo Rizzolati A.A. Roback Emil Roduner Juan Roederer Jerome Rothstein David Ruelle David Rumelhart Robert Sapolsky Tilman Sauer Ferdinand de Saussure Jürgen Schmidhuber Erwin Schrödinger Aaron Schurger Sebastian Seung Thomas Sebeok Franco Selleri Claude Shannon Charles Sherrington Abner Shimony Herbert Simon Dean Keith Simonton Edmund Sinnott B. F. Skinner Lee Smolin Ray Solomonoff Roger Sperry John Stachel Henry Stapp Tom Stonier Antoine Suarez Leo Szilard Max Tegmark Teilhard de Chardin Libb Thims William Thomson (Kelvin) Richard Tolman Giulio Tononi Peter Tse Alan Turing C. S. Unnikrishnan Francisco Varela Vlatko Vedral Vladimir Vernadsky Mikhail Volkenstein Heinz von Foerster Richard von Mises John von Neumann Jakob von Uexküll C. H. Waddington John B. Watson Daniel Wegner Steven Weinberg Paul A. Weiss Herman Weyl John Wheeler Jeffrey Wicken Wilhelm Wien Norbert Wiener Eugene Wigner E. O. Wilson Günther Witzany Stephen Wolfram H. Dieter Zeh Semir Zeki Ernst Zermelo Wojciech Zurek Konrad Zuse Fritz Zwicky Presentations Biosemiotics Free Will Mental Causation James Symposium |
Information in Biology
Despite many controversies about the role of information in biology over the past several decades, we can now show that the creation and communication of information is not only necessary to understand biology, but that biology is a proper, if tiny, subset of information creation in the material universe, including the evolution of human minds and the abstract ideas created or discovered by our minds.
Material information creation, in the form of planets, stars, and galaxies, went on for perhaps ten billion years before biological "agents" formed. At some time between three and four billion years ago, multicellular biological agents began to communicate with their component parts and with one another, processing and sharing information.
With the appearance of life, agency, purpose, meaning, and values entered the universe.
This is not a teleological purpose that pre-existed life. It is what Colin Pittendrigh, Jacques Monod, and Ernst Mayr suggested we call teleonomy, a "built-in" purpose. Aristotle called it "entelechy," which means "having a purpose within." Mayr teaches us that biology is unlike physics and chemistry because it has a history. Our atoms and molecules do not contain information about where they have been in the past, nor do they have any control over where they will be in the future. Many mathematical physicists deny this. If determinism were the case, every particle path would contain that information. But a quantum analysis of statistical physics shows how microscopic path information is destroyed. Mayr's biology is a history that goes back nearly four billion years. In astronomy we can trace the history of cosmic evolution back 13.7 billion years. The goal for information philosophy is to write a new story of biological evolution as the growth of information processing, connecting it back into cosmological evolution as the creation of information structures, and illustrating the total dependence of biology on cosmological sources of negative entropy (potential information). Material information structures formed in the early universe - the elementary particles, atoms and molecules, galaxies, stars, and planets - all as the result of gravitation and quantum cooperative phenomena. But it is not until the emergence of life that information replication and information processing begins. In a deep sense, biology is information processing. Understanding the origin of life is to understand the concept of living information structures - biological agents that some call "interactors."
Biological systems can be viewed as patterns of information through which matter and energy flow.
Information processing is the signaling between interactors, using signs that have a syntax (linear sequences of symbols like words in a language) and a semantics (meaning), but most important, have pragmatic value. Interactors use meaningful information to control the use of matter and energy as they accomplish their purposes and goals. Interactors are powered by streams of matter and energy with low entropy. This flow of negative entropy (potential information) comes proximately from the Sun but ultimately from the expansion of the universe, which must be the starting point for explaining life.
An interactor is a clearly definable agent who interacts with other agents by signaling, by coding the abstract information of a message into a material or energetic carrier that travels from the sender to the receiver. The receiver decodes the message and takes an action that depends on the meaning in the message. Interactors are information structures with internal functioning parts that make up an operational organic whole, so messages may be internal to an interactor or external between two interactors.
The messages between interactors - cells, cell components like organelles, or cell combinations in multicellular organisms or communities of cells - are not (merely) "analogous" to human communication or "helpful metaphors." Biological communications have been present from the origin of life. Human communications are in every sense merely a very recent and very special example of (and homologous to) biological communication, despite the fact that most humans think communication is uniquely human. Without the communication and processing of meaningful information, there would be no life.
To understand biology - and humanity - we must understand how the communication and processing of information allows living information structures to carry out their functions. And, thanks to biological evolution, we have the tool needed to understand biology and our selves, the extraordinary human mind.
Human minds are the most advanced information processors in the known universe.
Human minds have created everything we know about how abstract immaterial information and concrete information structures (matter and energy with low entropy) have been created in the universe. Humans are co-creators of the universe, specifically the part known as "culture" as opposed to "nature," including all human artifacts and all human knowledge.
Beyond Reductionism? Even Beyond Darwinian Evolution?
Is there something "holistic" happening in biology, something that cannot be explained by the material parts following the fundamental laws of chemistry and physics? The great quantum physicist Erwin Schrödinger thought life should be reducible to physics and chemistry, but that, he said, might require "new laws" of physics. This led some great scientists to turn from physics to biology to find those new laws.
In the nineteenth century, "emergentists" and "vitalists" argued for new properties for complex organisms that are not present in their component parts, or for new "forces" that infuse mere matter with life. The most obvious evidence for something non-material was that life appears to violate the then recently discovered second law of thermodynamics. Many philosophers and scientists thought that life, and especially mind, could not be possible unless proto-life and proto-mind were already present in all physical particles. This is known as "pan-psychism."
Panpsychism is still very popular among thinkers at the edges of science and religion. Where René Descartes considered mind (res cogitans) as something ontologically and substantially distinct from matter (res extensa), thus creating the mind-body problem, most of his contemporaries (e.g., Gottfried Wilhelm Leibniz and Baruch Spinoza) and philosophers down to the twentieth century thought mind an essential aspect of matter.
The idea of emergence was implicit in the work of John Stuart Mill and explicit in the work of "emergentists" like George Henry Lewes, Samuel Alexander, C. Lloyd Morgan, and C. D. Broad. Some wanted to explain the direct emergence of mind from matter, to solve the mind-body problem, but as Alexander put it, there are at least two distinct steps - first life emerges from the physical-chemical, then mind emerges from life. Charles Sanders Peirce thought the universe must have a property like mind. He thought the laws of nature were evolving "habits" of such a mind. He thought the chance element in Darwinism made it "greedy." Alfred North Whitehead's "Process Philosophy" is panpsychic, very popular today as "Process Theology." The French philosopher Henri Bergson argued that the creative aspect of evolution cannot be explained by random variation and selection. Vitalists like Bergson and Hans Driesch may not have used the term emergence, but they strongly supported the idea of teleological (purposeful), likely non-physical causes, without which they thought that life and mind could not have emerged from physical matter. Influenced by his countryman Bergson and the evolutionary philosopher Georg W. F. Hegel, the philosopher and Jesuit priest Pierre Teilhard de Chardin imagined an "Omega Point" toward which the universe and life are evolving, with the mind of man participating in the final evolutionary phase, a "noösphere" or mind sphere similar to what might be called an "infosphere," the locus of our Sum of human knowledge.. What these thinkers all have in common is that they believe that the material basis of living things cannot possibly have a creative power. In general, they are all looking for something more powerful than the neo-Darwinian, modern synthesis of biology, in which evolution is driven by variations that depend on ontological chance. A significant fraction of scientists, philosophers, and theologians today have what William James called "antipathy to chance." The new sciences of complexity and chaos theory are believed by many to provide a new explanation of the origin of life. Ilya Prigogine correctly described the reductions in local entropy of what he called "dissipative structures" as bringing "order out of chaos." Complexity and chaos are deterministic, dynamical theories that generate epistemological uncertainty, which is enough for some thinkers who dislike ontological chance. Complex phenomena very likely supported the formation of pre-biotic structures, "autocatalytic" combinations of elements that synthesized some of their own parts. But no classical dynamical phenomena can explain the origin of genuinely new information in the universe. That requires quantum chance.
A Benevolent, Providential Universe
Before there was life, the galaxies, stars, and planets had a rich developmental and evolutionary history of their own. Astrophysics tells us that stars radiated energy into space as they dissipated the energy of gravitational collapse (the photons carrying away positive entropy to balance the new spherically symmetric order). The stars paused their collapsing when their interiors reached temperatures high enough to initiate thermonuclear reactions, which converted the lightest elements (hydrogen and helium) into heavier elements. When the fuel is exhausted, the stars resume collapsing, some exploding catastrophically and spreading their newly formed elements out into interstellar space.
Geophysics tells us that the surfaces of planets also go through heating, then cooling, as they radiate away the energy of gravitation. Chemical processes produce ever more complex molecules in the dust and gas clouds of interstellar space and on planetary surfaces. They were produced in the stars as well, but usually they disassociate quickly in a hot star.
Complexity and chaos theories are classical and dynamical, continuous and causal. They cannot create novelty.
This unpredictability gives us epistemological randomness. Complexity and chaos make us ignorant about what is happening in the microscopic world. But they cannot provide the ontological chance produced only by events in quantum physics (we also deprecate quantum "mechanics") Without real chance, all the evolution and development of biological species is implicitly pre-existent in the laws of nature, in principle knowable by a super-intelligent Laplacean demon or an infinite omniscient god.
In such a world, information is a constant quantity, with a conservation law like that for matter and energy. Many, perhaps most, mathematical physicists subscribe to this view. In the world of classical physics, there is no novelty, "nothing new under the sun." For biology, this is consistent with the idea of intelligent design. Believers in an omnipotent god might allow novel changes over time, but this is logically inconsistent with the omniscience of god, for whom there is only one possible future, the one consistent with god's foreknowledge.
A surprisingly large number of thinkers appear to be happy with the idea of a single possible future.
The recent enthusiasm for complexity and chaos theories, which emphasize the inability to predict the future, in no way gives us the novelty and freedom, the alternative possible futures that are produced by quantum physics. Many scientists and philosophers may be quite content with this view, since it preserves the idea of a controlling, continuous, causal process, even if we cannot know it exactly. The majority of philosophers prefer a free will model that is compatible with determinism. And a significant fraction of scientists hope to deny the collapse of the wave function that generates ontological indeterminacy.
Using the critically important free energy (with low entropy) streaming from the Sun to the Earth (and beyond to the night sky and cosmic microwave background), these extraordinary biological processes manufacture macromolecular "machines" that in turn build macromolecules that cannot be produced spontaneously or reproduced by replication alone, especially the complex proteins (polypeptide chains) that are the moving parts of our biological machines and information processors.
The Origin of Life
Molecular Machines
Biological communications, the information
exchanged in messages between biological entities, is far
more important than the particular physical and chemical entities
themselves. These material entities are used up and replaced many
times in the life cycle of a whole organism, while the messaging has
remained constant, not just over the individual life cycle, but that of
the whole species.
In fact most messages, and the specific molecules that embody
and encode those messages, have been only slowly varying for billions
of years.
As a result, the sentences (or statements or “propositions”) in biological
languages may have a very limited vocabulary compared to
human languages. Although the number of words added to human
languages in a typical human lifetime is remarkably small.
Biological information is far more important than matter and
energy for another reason. Beyond biological information as “ways
of talking” in a language, we will show that the messages do much
more than send signals, they encode the architectural plans for biological
machines that have exquisite control over individual molecules,
atoms, and their constituent electrons and nuclei.
Far from the materialist idea that fundamental physical elements
have “causal control” over living things, we find that biological
information processing systems are machines, intelligent robotic
machines, that assemble themselves and build their own replacements
when they fail, and that use the flow of free energy and material
with negative entropy to manipulate their finest parts.
Coming back to the great philosopher of logic and language
Ludwig Wittgenstein, who briefly thought of “models” as explanatory
tools that can “show” what is difficult or impossible to “say” in
a language, we offer dynamic animated models below.
The amazing operations of these machines are so far beyond
man-made machines that it has called into question the ability of
Darwinian evolution to create them by random trials and errors.
But the most complex of these machines have been shown to be
composed of dozens of smaller and simpler parts that did and still
do much simpler tasks in the cell.
The five biological machines that we choose are
• the ribosome, a massive factory that manufactures thousands of different possible proteins when messenger RNA carries a request for one of them from the nuclear DNA, • ATP synthase, which packages small amounts of energy into a nucleotide molecule that carries energy to any place in the organism that needs power to perform its function, • the flagellum, a high-speed motor that moves bacterial cells to sources of matter and energy in their environment, • the ion pump, which moves calcium and potassium ions to rapidly recharge the activation potential of a neuron so it is ready to fire again in a fraction of a second so the mind can make its decisions and take actions to move the body, • the chaperone, an error detection and correction system beyond the ability of our finest computers to protect memories from noise. Arthur Horwich Yale LectureBiology cannot prevent the occurrence of random errors. Indeterministic chance is the original source of variability in our genes that led to the incredible diversity of life forms, including us humans. But the nearly perfect operation of our biological machines and the phenomenal fidelity of copying our many genetic codes over billions of years shows the stability and “adequate determinism” of biology in the presence of ontological chance, a consequence of the noise-immune digital nature of biological information.
The New History of Cosmic and Biological Evolution
From an information philosophy perspective, the teleonomic purpose of all life has been to replicate itself and to improve its reproductive success, which is to say to replicate and expand its information.
Richard Dawkins considered the possibility that genes are the driving force in reproduction - of their own information. Thus biological organisms are seen as the means by which the genes replicate. That may be contentious. But there is no question that over time, evolution has produced organisms that can both create and replicate more and more complex information processors, with humans the most complex.
Through the admittedly narrow lens of information, the story of evolution begins with the cosmic creation of information structures (which do not communicate), followed by the evolution of biological information processors, our "interactors." These are products of the continuous stream of negative entropy coming from the cosmos, directly from the sun, but made possible by the expansion of the universe.
Those of us living through the twentieth century were the first to see as close to the beginning of the universe as anyone will ever see. We also learned that the future of the universe is essentially infinite, relative to the lifespan of humans. In the middle of that century, around the time of one of the most destructive wars in world history, we transformed the meaning of "information" from informing one another to the analysis of language and all knowledge that breaks them into "bits."
These "binary digits," "1 or 0" answers to "yes or no" questions, appeared first as the stuff of digital computers and digital communications. But at about the same time, biologists discovered that the hereditary material of all life is similarly encoded.
Alan Turing, John von Neumann, and Claude Shannon created digital computers just a few decades after Albert Einstein's prediction about Brownian motion proved the existence of atoms. Matter consists of discrete discontinuous particles. Within a few years , James Watson and Francis Crick showed that life was based on a digital code. The coded sequence of nucleotides in the DNA molecule at the heart of the cell nucleus is transcribed, rewritten as messenger RNA that travels outside the nucleus with instructions to a ribosome to translate the genetic code into a matching linear chain of amino acids, a protein that folds itself to become a three-dimensional active enzyme.
If digital computer codes had not already been invented, might the biological model have inspired them? Instead of computational models of the mind, we might have appreciated the mind as the ultimate extension of biological information processing!
The Origin and Future of Knowledge
Jumping now to human evolution, we see humanity as a species of multi-molecular, multi-cellular organism that has found a way to not only create but also externalize information, storing it in the environment (culture), where it can be shared with new humans, who continue to add to this external store of knowledge. It is knowledge that has allowed humans to dominate the Earth, for better or for worse.
The sharing of old and new information created with all other humans has enormous economic and moral implications.
From a cosmologist's perspective, in the macrocosmos the human mind is the universe's means of reflection. In the microcosmos, it is one atom's way of knowing about other atoms.
We call all of human knowledge the Sum, to go along with our free will model, the Cogito, and our basis for objective values, the Ergo.
The Sum of human knowledge is vast of course, but we propose drafting suggestions for the most important things we know that should be known by everyone in the future.
References
Definitions of Life
Information Processing IS Biology
Information Theory in Biology (U. Illinois, 1952)
Information Theory in Biology (Gatlinburg, Tennessee, 1956)
Origin of Life
Towards a Theoretical Biology (IUBS Symposia, 1966-67)
The Major Transitions
For Teachers
For Scholars
Quotes
"Life may be defined operationally as an information processing
system—a structural hierarchy of functioning units—that has acquired
through evolution the ability to store and process the information
necessary for its own accurate reproduction. The key word in the
definition is information. This definition, like all definitions of life,
is relative to the environment. My reference system is the natural
environment we find on this planet. However, I do not think that life
has ever been defined even operationally in terms of information. This
entire book constitutes a first step toward such a definition."
Evidently nature can no longer be seen as matter and energy alone. Nor can all her secrets be unlocked with the keys of chemistry and physics, brilliantly successful as these two branches of science have been in our century. A third component is needed for any explanation of the world that claims to be complete. To the powerful theories of chemistry and physics must be added a late arrival: a theory of information. Nature must be interpreted as matter, energy, and information. "A central and fundamental concept of this theory is that of "biological information." since the material order and the purposiveness characteristic of living systems are governed completely by information, which in turn has its foundations at the level of biological macromolecules . The question of the origin of life is thus equivalent to the question of the origin of biological information." "the evolutionary process is driven by an enormous flow ot thermodynamic information passing through the earth's biosphere." "Information as the central concept in molecular biology Information, transcription, translation, code, redundancy, synonymous, messenger, editing, and proofreading are all appropriate terms in biology. They take their meaning from information theory (Shannon, 1948) and are not synonyms, metaphors, or analogies.."
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