Download A Cybernetic View of Biological Growth: The Maia Hypothesis by Tony Stebbing PDF

By Tony Stebbing

Maia is the tale of an concept, and its improvement right into a operating speculation, that offers a cybernetic interpretation of the way progress is managed. development on the lowest point is managed through regulating the speed of development. entry to the output of regulate mechanisms is supplied by means of perturbing the transforming into organism, after which filtering out the results to progress price. The output of the expansion regulate mechanism is then obtainable for interpretation and modeling. Perturbation experiments were used to supply interpretations of hormesis, the neutralization of inhibitory load and purchased tolerance to poisonous inhibition, and catch-up progress. The account starts with an creation to cybernetics masking the legislation of development and inhabitants bring up in animals and guy and describes this new method of entry the regulate of development approaches. This booklet is appropriate for postgraduate scholars of organic cybernetics and researchers of organic progress, endocrinology, inhabitants ecology and toxicology.

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Extra resources for A Cybernetic View of Biological Growth: The Maia Hypothesis

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Your wish shall be granted,’ said the King, and immediately sent for a sack of wheat, surprised that the vizier had not asked for something more as his reward. Before long the King’s servants appeared, carrying the sack as commanded, and the counting began. By the twentieth square the sack was empty and the servants went to get another. With each square the number of grains required was increasing so rapidly that one granary had been emptied and then another. Eventually all the King’s granaries were empty and only a fraction of the vizier’s request had been met.

T. Carruthers, who wrote an account of what he saw in a letter to the journal Nature. The swarm was vast and high-flying, and given that it took the ship steaming at 12 miles an hour at least 4 hours to pass the swarm, it was estimated to cover an area of 2,300 square miles. Although Carruthers’ estimates of numbers assumed a far higher density for the swarm than is now considered possible, the size of the swarm was not questioned. These observations had a profound effect on a young Russian mineralogist, Vladimir Vernadsky (1863–1945), at the University of Moscow [7].

Some insects also reproduce asexually, and aphids in particular have spectacular population growth rates. They overwinter in small numbers on the guelder rose and spindle tree, and begin to reproduce in the spring. They are adapted to reproduce rapidly; the young are born alive and develop from the egg without it being fertilised, and even grow without wings to increase the growth rate. In this way Rates of reproduction in sexual animals the early generations can attain the steeper parts of the exponential curve more rapidly.

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