Elenamairena55idn
Answered

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Maya Is a carrier for albinism, a recessive tralt that results in the absence of the skin plgment melanin In halr and
eyes. She marries Jack, and they have four children: Zach, Olivia, Sophla, and Veronica. Veronica expresses the
tralt for albinism, but her three siblings are unaffected by the recessive tralt.
Draw a pedigree that Illustrates the famlly's tralts, and upload your pedigree.

Sagot :

Histrionicusidn

Answer:

The correct answer is as follows:

Explanation:

In this given question, Maya is a carrier for albinism which express in presence of two copies of a recessive gene and after marriage with Jack she has 4 children among three are normal and one has albinism which suggests that the ratio of the albinism in this family is 3:1 phenotypically.

Maya - Aa (heterozygous carrier)

Jack - AA or Aa

cross between two

     A     a

A   AA   Aa

a    Aa    aa

this cross showing that the jack is heterozygous for the condition as the result are the same as given in question 3:1

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