Answered

The pedigree shows the occurrence of a rare trait in a family. Which of the following is most likely the mode of inheritance for this trait?

A. autosomal dominant
B. autosomal recessive
C. X-linked recessive
D. X-linked dominant

Key:
- Male with trait
- Female with trait
- Male without trait
- Female without trait



Answer :

GinnyAnswer

Final answer:

The rare trait in the family pedigree is most likely inherited through autosomal recessive mode based on certain familial patterns.


Explanation:

The most likely mode of inheritance for the rare trait shown in the family pedigree is autosomal recessive (AR). This conclusion is drawn based on the presence of affected individuals in multiple generations with unaffected parents and the trait skipping generations, which are characteristic of autosomal recessive inheritance.


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