Analyzing a Drosophila mutant You find a Drosophila embryo in which segments A1, A2 A3, and A4 are missing Which of the following is accurate about the molecular defect in this mutant? Check All That Apply There is a mutation in a maternal effect gene. There 1s a mutation in a gap gene. There is a mikation in a par-rule gene. There is a futation in a segment polarty gene. There is a mutation in a gene encoding a transcription factor There is a mutation in a segmentation gene There is a mutation in a homeotic gene