Question

Mr. Siddarth is suffering from hypertrichosis and

phenylketonuria. His father is heterozygous for

phenylketonuria. The probability of Siddarth’s sperm having one recessive autosomal allele and holandric gene is

• A. $\frac { 1 } { 8 }$
• B. $\frac { 1 } { 16 }$
• C. $\frac { 1 } { 4 }$
• D. $\frac { 1 } { 2 }$

Answer 1

Answer: (D)

$\frac { 1 } { 2 }$