. The Biological bulletin. Biology; Zoology; Biology; Marine Biology. 282 ALBERT L. BOLST AND ARTHUR H. WHITELEY 15 or 20 minutes after fertilization (Abelson, 1947; Brooks and Chambers, 1948; Whiteley, 1949) continues to increase markedly until the stage of early gastrulation, at 34 to 43 hours in the different experiments. The rate then begins to decrease 6000. 10 20 30 40 50 60 70 AGE OF EMBRYOS AT EXPOSURE - HOURS 80 90 FIGURE 2. Rate of uptake of radiophosphate into the embryos of Strongylocentrotus pur- puratus (upper curve) and into the barium-soluble, alcohol-soluble phosphate fraction


. The Biological bulletin. Biology; Zoology; Biology; Marine Biology. 282 ALBERT L. BOLST AND ARTHUR H. WHITELEY 15 or 20 minutes after fertilization (Abelson, 1947; Brooks and Chambers, 1948; Whiteley, 1949) continues to increase markedly until the stage of early gastrulation, at 34 to 43 hours in the different experiments. The rate then begins to decrease 6000. 10 20 30 40 50 60 70 AGE OF EMBRYOS AT EXPOSURE - HOURS 80 90 FIGURE 2. Rate of uptake of radiophosphate into the embryos of Strongylocentrotus pur- puratus (upper curve) and into the barium-soluble, alcohol-soluble phosphate fraction (lower curve) of these embryos. Solid circles are data from Experiment 1, open circles are from Experiment 2, and squares from Experiment 3 of Table I. The bracketed solid circles at 41 hours have been multiplied by 10 (see footnote to Table I). Specific activities are in counts/ 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