The order of the genes along chromosome 7 within the father is as follows. RT D U P centromere M X Z C or inverted chromosome 7 RT D M centromere P U X Z C or normal chromosome 7 The phenotypically abnormal offspring has chromosomes seven which follows an order of genes as; RT D M centromere P U D T R
Given that a negatively charged rod is brought closer to two metal spheres which are in contact with each other as shown: So, free electrons from rod will be attracted towards the metal spheres.