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Filtering by: Creator Haag, J. R. (Joseph Roy), 1896- Remove constraint Creator: Haag, J. R. (Joseph Roy), 1896- Degree Field General Science Remove constraint Degree Field: General Science Degree Level Master's Remove constraint Degree Level: Master's

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  • William Ernest Castle, American geneticist : a case-study in the impact of the Mendelian research program

    Creator:
    Taylor, H. Terry
    Abstract:
    In their modern context questions of heredity have come to be closely aligned with theories of evolution because all such theories require the presence of heritable variation. Thus the need for an understanding of a source of variation and a mechanism for its inheritance became very apparent with the general...
    Resource Type:
    Masters Thesis
    Full Text:
    the scope of this thesis. For a good account see Curt Stern and Eva R. Sherwood, The Origin of

  • The coloration of animals : a nineteenth century controversy

    Creator:
    Blaisdell, Muriel Louise
    Abstract:
    Mimicry, obscure colors, and secondary sexual colors were important classes of observations that were analyzed by nineteenth century biologists from several vantage points. Adherents of the doctrine of special creation of fixed species believed animal colors to be evidence of design; Darwin and Wallace and their successors suggested that a...
    Resource Type:
    Masters Thesis
    Full Text:
    set by his own thoroti scholarship and keen historical sense. I would also like to thank Dr. R. J