Aman is heterozygous for sickle cell anemia and homozygous dominant for familial hypercholesterolemia. knowing that these genes are located on different chromosomes and using the information below, predict his possible sperm. sickle cell anemia a=normal hemoglobin a=abnormal hemoglobin (sickle cell) b=familial hypercholesterolemia (abnormal ldl protein receptor) b=normal ldl protein receptor)