UNT Theses and Dissertations - 3 Matching Results

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Genic Differentiation and Evolution in the Ground Squirrel Subgenus Ictidomys (Spermophilus)

Description: The genetic structure of 26 natural populations of three species (S. tridecemlineatus, S. mexicanus, and S. spilosoma) of the Ictidomys subgenus of ground squirrels was analyzed using chromosomal and electrophoretic techniques. Chromosomal variation was not observed in S. mexicanus, and only slight karyotypic variation was found in the other two species. Chromosomal evidence indicated hybridization between S. tridecemlineatus and S. mexicanus, placing these species within the classical definiti… more
Date: December 1975
Creator: Cothran, E. Gus, 1951-
Item Type: Refine your search to only Thesis or Dissertation
Partner: UNT Libraries
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Parental Socialization Value Change through Time and Space

Description: Parental socialization values are compared over sixty years by using data from the Denton Parent Project collected in 1989 and from similar questions asked of parents in Middletowri in 1924 and 1978, The objectives of the study were as follows: how have parental socialization values changed through time since the 1920s; has the impact of parental social class status on parental socialization values decreased over time; compare Alwin's study on obedience and autonomy to see how trend has changed… more
Date: December 1990
Creator: Chen, Yan, 1965-
Item Type: Refine your search to only Thesis or Dissertation
Partner: UNT Libraries
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