11. Shaded individuals in this pedigree express a particular trait. .
Based on this pedigree, what is the mode of inheritance of the trait?
O autosomal recessive
O sex-linked dominant
sex-linked recessive
autosomal dominant

Anurse is caring for a 42-year-old client who is scheduled for an amniocentesis during the fifteenth week of gestation because of concerns regarding down syndrome. what other fetal problem does an examination of the amniotic fluid reveal at this time?