The Carnegie Institution of Washington . ontrol of secondary sex-characters, the analysis of mixed and inter-mediate sexes, and the direct influence of alcohol and other agents?on the germ plasm have received special consideration. Investigations!have been made upon the effects of altering the conditions of tempera- DEPARTMENT OF EXPERIMENTAL EVOLUTION. IS ture and light (in cave studies) under which animals develop. Cyto-logical studies on the evolution of the chromosomes (the bearersof hereditary determiners) are being carried out. The study ofheredity in man is proceeding in association wit
The Carnegie Institution of Washington . ontrol of secondary sex-characters, the analysis of mixed and inter-mediate sexes, and the direct influence of alcohol and other agents?on the germ plasm have received special consideration. Investigations!have been made upon the effects of altering the conditions of tempera- DEPARTMENT OF EXPERIMENTAL EVOLUTION. IS ture and light (in cave studies) under which animals develop. Cyto-logical studies on the evolution of the chromosomes (the bearersof hereditary determiners) are being carried out. The study ofheredity in man is proceeding in association with the Eugenics RecordOffice, which was founded by Mrs. E. H. Harriman, and was locatednear by to supply adequate cooperation between the abstract studieson heredity in plants and animals, and the more obviously practicalstudies on human inheritance. On April 5, 1909, the Institution purchased for the Departmentof Experimental Evolution a small island in Long Island Sound,known as Goose Island, for conducting investigations on plants and. Front View of Animal House at Cold Spring Harbor. animals in a state of isolation. In 1910, through the generosity ofCleveland H. Dodge, there were built on this island a wharf 70 feetlong and a rubble house of one room, 9 by 14 feet. Besides the tract that is leased, the Institution owns a tract of21 acres, purchased February 1910, lying within a mile of the Station;about 14 acres are wooded and the rest is used as an experimentalgarden. About 8 acres additional are leased near the Station forgardens and for sheep experiments.
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