AP BIOLOGY

Detailed explanation-1: -Pedigrees are used to analyze the pattern of inheritance of a particular trait throughout a family. Pedigrees show the presence or absence of a trait as it relates to the relationship among parents, offspring, and siblings.

Detailed explanation-2: -Definition. A pedigree, as related to genetics, is a chart that diagrams the inheritance of a trait or health condition through generations of a family.

Detailed explanation-3: -A pedigree shows relationships between family members and indicates which individuals have certain genetic pathogenic variants, traits, and diseases within a family as well as vital status. A pedigree can be used to determine disease inheritance patterns within a family.

Detailed explanation-4: -A pedigree is a chart of the genetic history of a family over several generations. Males are represented as squares, while females are represented as circles. Shaded symbols mean an individual is affected by a condition, while an unshaded symbol means they are unaffected.

Detailed explanation-5: -Draw any siblings in birth order from left (oldest) to right (youngest). Siblings are connected by a horizontal line above the symbols, with vertical lines connecting the symbols to the horizontal line. Leave space to add any partners and children. Add aunts, uncles, grandparents in the same manner.