Tim and mary are planning to start a family. while neither of them have cystic fibrosis, a rare autosomal recessive disease, they are concerned that their children could have the disease since tim's father, john, and mary's brother, ralph both have the disease. part a complete a pedigree of inheritance of the cystic fibrosis allele in this family. on this pedigree, indicate any individuals that must be carriers. drag the appropriate labels to their respective targets. labels can be used once, more than once, or not at all.