sticky chromosome Small plant, striate leaves, pitted kernels resulting from chromosome losses caused by sticky chromosomes during pollen mother cell anaphase I .

sticky chromosome colored aleurone kernels; one row of normal (bottom) and two rows of sticky chromosome kernels (top).

sticky chromosome pollen mother cell anaphase I of a st1/st1 plant, four bivalents share bridges or remnants; arrow indicates bridges (photo courtesy of C. Curtis and G. Doyle).