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Filtering by: Date issued sim 1967-08-31 Remove constraint Date issued sim: 1967-08-31 Degree Field Zoology Remove constraint Degree Field: Zoology

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  • The effects of versene on dividing sea urchin eggs

    Creator:
    Hanson, James Charles
    Abstract:
    Developing sea urchin eggs (Strongylocentrotus purpuratus), reared at 15° C, were subjected to single 15-minute treatments with disodium versenate in calcium-free sea water, applied at 10-minute intervals, from 4 minutes after insemination to the second cleavage. These versene pulses produced specific degrees of retardation in the mitotic process and delayed...
    Resource Type:
    Dissertation