. Biology and its makers. Biology. THE PHYSICAL BASIS OF LIFE 271 ing period of the acceptance of the conclusion in its full significance. De Bary.—We find, then, in the middle years of the nineteenth century the idea launched that sarcode and pro- toplasm are identical, but it was not yet definitely established. Fig. 86.—Ferdinand Cohn, 1828-1898. that the sarcode of lower animals is the same as the living substance of the higher ones, and there was, therefore, lacking an essential factor to the conclusion that there is only one general form of living matter in all organisms. It took another
. Biology and its makers. Biology. THE PHYSICAL BASIS OF LIFE 271 ing period of the acceptance of the conclusion in its full significance. De Bary.—We find, then, in the middle years of the nineteenth century the idea launched that sarcode and pro- toplasm are identical, but it was not yet definitely established. Fig. 86.—Ferdinand Cohn, 1828-1898. that the sarcode of lower animals is the same as the living substance of the higher ones, and there was, therefore, lacking an essential factor to the conclusion that there is only one general form of living matter in all organisms. It took another ten years of investigation to reach this end. The most important contributions from the botanical side during this period were the splendid researches of De Bary (Fig. 87) on the myxomycetes, published in 1859. Here the resemblance between sarcode and protoplasm was brought out. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Locy, William A. (William Albert), 1857-1924. New York, H. Holt and company
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