• Centromere function and evolution in maize (Zea mays) 

    Lamb, Jonathan C., 1977- (University of Missouri--Columbia, 2006)
    A dispensable supernumerary chromosome present in maize, the B chromosome, was the focus of many centromere studies. First, I examine the variation in copy number of centromeric elements and other repeats among different ...
  • The interploidy hybridization barrier in Zea Mays L. 

    Bauer, Matthew J., 1976- (University of Missouri--Columbia, 2006)
    The failure of endosperm development due to interploidy crosses could be due to two reasons, neither of which has been studied on its own. 1) There is an imbalance of inherited imprinted loci in the endosperm (HAIG and ...