Individual 5 in generation III of this pedigree visited a genetic counselor. The counselor made this pedigree that shows the inheritance of cystic fibrosis in this individual’s family. What information can the genetic counselor share with individual 5 in generation III, based on this pedigree?
1 She will never have a child with cystic fibrosis.
2 She is a carrier of cystic fibrosis.
3 She does not carry the gene for cystic fibrosis.
4 She might develop cystic fibrosis later in life.

Mr. j, age 42, is a construction worker in las vegas. he recently noticed that a mole on his face seemed to be getting larger and darker. at first he did not worry because he was in the sun a lot and assumed the change may have been caused by sunburn. after a month, not only was the mole larger and darker, but it appeared to be “bumpy.” his doctor diagnosed a malignant melanoma skin cancer following biopsy of the nevus. mr. j reports pain in his right shin that does not go away when he puts his feet up or sleeps. discussion questions 1. relate mr. j’s skin changes to the warning signs for malignant melanoma. (see malignant melanoma.) 2. discuss the normal progression of this malignancy. what is the significance of the bone pain that mr. j is experiencing? (see malignant melanoma.) 3. discuss the treatment available for this patient and the prognosis for recovery. (see malignant melanoma.)