The accompanying figure is a pedigree of a fairly common human hereditary trait in which the boxes represent males and the circles represent females. Shading symbolizes the abnormal phenotype. Given that one gene pair is involved:
a) Is the inheritance pattern X-linked or autosomal, recessive or dominant?
b) Give the genotype of each individual in the pedigree. If more than one genotypic possibility exists, present all possible alternatives.

Question

The accompanying figure is a pedigree of a fairly common human hereditary trait in which the boxes represent males and the circles represent females. Shading symbolizes the abnormal phenotype.  Given that one gene pair is involved:
a) Is the inheritance pattern X-linked or autosomal, recessive or dominant?
b) Give the genotype of each individual in the pedigree. If more than one genotypic possibility exists, present all possible alternatives.

Quizplus · Accepted Answer

The Answer of The accompanying figure is a pedigree of a fairly common human hereditary trait in which the boxes represent males and the circles represent females. Shading symbolizes the abnormal phenotype.  Given that one gene pair is involved:
a) Is the inheritance pattern X-linked or autosomal, recessive or dominant?
b) Give the genotype of each individual in the pedigree. If more than one genotypic possibility exists, present all possible alternatives.

The Accompanying Figure Is a Pedigree of a Fairly Common