. The elements of experimental embryology. Embryology, Experimental; Embryology. \J E 17 D Fig. 138 Induction by grafts in stems of the hydroid Corymorpha. The grafted fragment is shown stippled. A-C, Distal fragments of stem engrafted at proximal levels in the host stem. A, An early stage. B, C, Two specimens after 48 hours' develop- ment. The graft induces an outgrowth, which it organises to form a complete large hydranth. D-E, Proximal fragments, of stem engrafted at proximal levels in the host stem, after the same length of time as B and C. The resultant hy- dranth is smaller (D) or subnor


. The elements of experimental embryology. Embryology, Experimental; Embryology. \J E 17 D Fig. 138 Induction by grafts in stems of the hydroid Corymorpha. The grafted fragment is shown stippled. A-C, Distal fragments of stem engrafted at proximal levels in the host stem. A, An early stage. B, C, Two specimens after 48 hours' develop- ment. The graft induces an outgrowth, which it organises to form a complete large hydranth. D-E, Proximal fragments, of stem engrafted at proximal levels in the host stem, after the same length of time as B and C. The resultant hy- dranth is smaller (D) or subnormal and delayed (E). (From Child, Physiol. Zool. II, 1929.) 19-2. 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 Huxley, Julian, 1887-1975; De Beer, Gavin, Sir, 1899-1972. New York [Hafner Pub. Co. ]


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Keywords: ., bookcentury1900, bookcollectionbiodiversi, booksubjectembryology