. The Biological bulletin. Biology; Zoology; Biology; Marine Biology. FERTILIZATION IN ASTERIAS AND SPISULA 450 pletion of maturation and thai began slowly to increase. The significance of the lower rate of uptake of the fertilized eggs during the first half hour following fertilization is at present obscure. A small increase in the rate of incorporation into the proteins during maturation was sometimes observed both in the unfertilized and fertilized eggs (as in the experiment used for Figure 1). In other cases (as in the experiment used in Table I ) no such increase occurred until after the


. The Biological bulletin. Biology; Zoology; Biology; Marine Biology. FERTILIZATION IN ASTERIAS AND SPISULA 450 pletion of maturation and thai began slowly to increase. The significance of the lower rate of uptake of the fertilized eggs during the first half hour following fertilization is at present obscure. A small increase in the rate of incorporation into the proteins during maturation was sometimes observed both in the unfertilized and fertilized eggs (as in the experiment used for Figure 1). In other cases (as in the experiment used in Table I ) no such increase occurred until after the for- mation of the second polar body. After the completion of maturation, the rate of incorporation rose in the fertilized eggs, whereas it remained either constant or declined in the unfertilized eggs. It must be noted, however, that the values of 100 ^ •fj 8- 80 60 40 20 10 O •40 I INCORPOR. INTO PROTEINS t t TOTAL UPTAKE 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