Answered

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Hemophilia is an X-linked recessive disorder (Xh) that is passed through generations and can be traced by using a pedigree. John is an empty square with a x Upper H Y genotype. Based on the pedigree that is shown, which describes John? carrier for hemophilia expresses hemophilia does not have hemophilia expresses hemophilia and died of complications.

Sagot :

mickymike92

Based on the pedigree that is shown John does not have hemophilia.

X-linked disorders

  • X-linked disorders are disorders which are linked to the X-chromosome.

They are usually recessive and occur only in females who have same copies of the defective gene.

  • John's genotype is as follows XHY
  • The defective X-chromosome is Xh.

Therefore John has the normal X-chromosome and a Y chromosome

Therefore, John does not have hemophilia.

Learn more about X-linked recessive disorders at: https://brainly.com/question/10738858

j319stewart

Answer:

C.

Explanation:

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