TLS Online TPP Program

#Question id: 4787


In humans, PKU (phenylketonuria) is a recessive disease caused by enzyme inefficiency at step A in the following simplified reaction sequence, and AKU (alkaptonuria) is a recessive disease due to enzyme inefficiency in one of the steps summarized as step B here:A person with PKU and homozygous for normal of other character was married a person with AKU and homozygous for normal of other character. What is expected phenotypes in their children?

#Unit 8. Inheritance Biology
  1. All normal                  

  2. All having PKU only    

  3. All having AKU              

  4.  All having both PKU and AKU