Question

In pedigree analysis symbol $⨀$ is used for

• A. Heterozygous for autosomal recessive
• B. Affected individuals
• C. Death
• D. Carrier for sex linked recessive

Answer 1

Answer: (D)

Carrier for sex linked recessive

In pedigree analysis, a dot in a circle shows the carrier individual for sex linked recessive. Half shaded circle and square are used for heterozygous for autosomal recessive. Full shaded circle and square are used for affected individuals. A square with a diagonal line is used for death. Option D is the correct answer.