Which statement best describes the similarity between the recessive allele and the dominant allele? a. both alleles can be expressed if they are on the same chromosomeb. both allele have exactly the same genetic instructionsc. both alleles must have come from the same parentsd. both alleles can be found in a homologous pair of chromosomes

This patient undergoes a gallbladder sonogram due to epigastric pain. the report indicates that the visualized portions of the liver are normal. no free fluid noted within morisons pouch. the gallbladder is identified and is empty no evidence of wall thickening or surrounding fluid is seen there is no ductal dilation. the common hepatic duct and common bile duct measure 0.4 and 0.8 cm respectively. the common bile ductmeasurement is at the upper limits of normal what cpt code in icd-10 cm code was used