Answer:
the answer is 4/the genotype of the circled male is XaY
Explanation:
Pedigree analysis s used to understand the heredity and inheritance of genes of an individual. The X-linked recessive disorders are inherited through the genetic defect on X chromosomes.
In the pedigree given, the number of individuals that will be carriers is four.
The pedigree chart for X-linked recessive disorder determines the inheritance pattern of the genetically defected X-chromosome. A disease like hemophilia is a type of recessive X-linked disorder.
Women are represented as circles, which are generally carriers for the disease because the chromosomes in the females are two XX.
Males are represented by squares, which generally express the disease due to the presence of the XY chromosome.
Therefore, the number of individuals is carrier as 4 and the individuals not affected as 12.
To know more about X-linked recessive disorder pedigree, refer to the following link:
https://brainly.com/question/8652860
