. The Biological bulletin. Biology; Zoology; Biology; Marine Biology. GROWTH REGULATING SUBSTANCES. 185 clearly that the filtrate and the precipitate differ considerably in their influence on the rate of cleavage, the precipitate delaying it and the filtrate accelerating it. ///. The Removal of Inhibiting Substances by Adsorption. In order to remove substances secreted by eggs at the time of fertilization, Glaser ('21) used charcoal, and found that the eggs. *U M/i-C. 90 FIG. 7. Growth in length of plutei in the presence of animal charcoal (A), and fuller's earth (X), compared with those growi


. The Biological bulletin. Biology; Zoology; Biology; Marine Biology. GROWTH REGULATING SUBSTANCES. 185 clearly that the filtrate and the precipitate differ considerably in their influence on the rate of cleavage, the precipitate delaying it and the filtrate accelerating it. ///. The Removal of Inhibiting Substances by Adsorption. In order to remove substances secreted by eggs at the time of fertilization, Glaser ('21) used charcoal, and found that the eggs. *U M/i-C. 90 FIG. 7. Growth in length of plutei in the presence of animal charcoal (A), and fuller's earth (X), compared with those growing in sea water (O)- were completely sterilized in three to four hours. Hinrichs ('27) also employed charcoal to adsorb fertilizin, which she later recov- ered with HC1. Baker arid Carrel ('27) made use of charcoal,. 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 Marine Biological Laboratory (Woods Hole, Mass. ); Marine Biological Laboratory (Woods Hole, Mass. ). Annual report 1907/08-1952; Lillie, Frank Rattray, 1870-1947; Moore, Carl Richard, 1892-; Redfield, Alfred Clarence, 1890-1983. Woods Hole, Mass. : Marine Biological Laboratory


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Keywords: ., bookauthorlilliefrankrat, booksubjectbiology, booksubjectzoology