Solved by a verified expert:An individual heterozygous for four genes, AaBbCcDd, is testcrossed and 1000 progeny are classified by the gametic contribution of the heterozygous parent as follows:AbCd 9abCD 310aBcD 6aBCD 42abcD 145ABcd 305ABCd 140Abcd 43Which if any of these genes are linked?What must have been the genotype of the original parents that produced the heterozygote above?What would be the order of these genes?What is the interference value? “