Abstract: <h3>To the Editor:</h3> —I have been vastly amused but not convinced by the easy grace with which Dr. W. R. Tymms (The Journal, June 5, 1915, p. 1931) surmounts the difficulties which I imagined I encountered in proving polydactylism a recessive hereditary character. In the first place, as regards the question of an imperfect dominance of either the normal or the polydactyl condition, allow me to point out that such a conclusion was reached some time since by Bateson and Castle, whose names are most intimately connected with experimentation to determine the facts of mendelian heredity, although they seem to feel that the<i>polydactyl</i>condition is the imperfect dominant. It will be recalled that as an instance which might tend to prove polydactylism a recessive character, I suggested that 4 and 3, being offspring of polydactylous progenitors, could each very well be considered DR in composition and they, each contributing
Publication Year: 1915
Publication Date: 1915-06-19
Language: en
Type: article
Indexed In: ['crossref']
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