Henfrey in Taylor's “Scientific Memoirs,” vol. iv., 1846) in the vegetable cell, after being acted on by alcohol and iodine, a thin nitrogenous membrane distinct from and applied to the inner ...

The Reaction-diffusion theory as initiated by Turing in 1952 and elaborated by Prigogine, Gierer, Meinhardt, and others is discussed in detail. In some respects the book takes up the theme that "the ...