. Senescence and rejuvenescence. Age; Reproduction. REJUVENESCENCE IN EMBRYO AND LARVA 423 Apparently in all these cases metamorphosis is a partial physio- logical disintegration of the individual resulting from changes in the axial gradient during the earlier stages of development, or from the aging and death of certain larval organs. Where the larval. Fig. 198.—Larval metamorphosis of Branchipus (fairy shrimp) period occurs at a very early stage of development a well-marked axial gradient and a relatively high degree of individuation are present at the beginning, or at a very early stage, of


. Senescence and rejuvenescence. Age; Reproduction. REJUVENESCENCE IN EMBRYO AND LARVA 423 Apparently in all these cases metamorphosis is a partial physio- logical disintegration of the individual resulting from changes in the axial gradient during the earlier stages of development, or from the aging and death of certain larval organs. Where the larval. Fig. 198.—Larval metamorphosis of Branchipus (fairy shrimp) period occurs at a very early stage of development a well-marked axial gradient and a relatively high degree of individuation are present at the beginning, or at a very early stage, of embryonic 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 Child, Charles Manning, 1869-1954. Chicago, Ill. , The University of Chicago Press


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Keywords: ., bookcentury1900, bookdecade1910, booksubjectreproduction, bookyea