A corn plant is homozygous for a mutant allele that results in no pigment in the seed (i.e.,white).The mutant is caused by Ds insertion that often exits late in seed development,when there is an active Ac element in the genome.The seeds of this plant will be:

Question

Quizplus · Accepted Answer

The presence of an active Ac element can cause the Ds insertion to exit the gene responsible for pigment production, restoring function late in development. This results in the plant having white seeds with small spots of pigment where the gene has been restored.

A Corn Plant Is Homozygous for a Mutant Allele That