Titlebook: Angiosperm Pollen and Ovules; E. Ottaviano,M. Sari Gorla,G. Bergamini Mulcahy Conference proceedings 1992 Springer-Verlag New York, Inc. 1

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Roberto Scaramuzzino,Gabriella Scaramuzzinoes of pistil. Pollen carried to the stigma surface of the pistil produced the tubes that penetrate the stigma and grow through the style to the ovary. In plants with a style like in. the pollen tubes grow between the cells of the central transmitting tract. These cells are arranged in longitudinal f

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Markers for the Y Chromosome of , and Their Use in Studying Pollen Tube Growth Rates which were not sex linked by pooling 18 females into one sample and 18 males into another (For the method, see Michelmore, et al. submitted). Differences between the two samples would presumably relate to the Y chromosome. DNA was extracted from the two samples and subjected to polymerase chain rea