maize mutant phenotypes

elongate chromosome Normal for comparison with el1, a microphoto of pollen mother cells of normal anaphase II (photo courtesy M. Rhoades and E. Dempsey).

elongate chromosome chromosomes uncoiled during meiotic metaphase and anaphase in male and female; frequent unreduced gametes. Photo: ear from the cross of an el/el plant by tetraploid pollen has plump (6N) or shriveled (4N) kernels.

elongate chromosome Microphoto: pollen mother cells of an el/el plant in anaphase II (photo courtesy M. Rhoades and E. Dempsey).

elongate chromosome Normal for comparison with el1, microphoto of pollen mother cells in normal anaphase I (photo courtesy M. Rhoades and E. Dempsey)

elongate chromosome Microphoto: pollen mother cells of an el/el plant in anaphase I (photo courtesy M. Rhoades and E. Dempsey)