In the pedigree above, circles represent females, squares represent males, and shaded figures represent individuals expressing a specific trait. The expression of this trait is most likely due to which of the following? (A) Sex-linked dominant (B) Sex-linked recessive (C) Autosomal recessive (D) Autosomal dominant

Question

Biology

Phoenix Ibarra

3 May, 14:23

In the pedigree above, circles represent females, squares represent males, and shaded figures represent individuals expressing a specific trait. The expression of this trait is most likely due to which of the following? (A) Sex-linked dominant (B) Sex-linked recessive (C) Autosomal recessive (D) Autosomal dominant

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Answers (1)

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Mireya Fuentes · Answer 1

(A) Sex-linked dominant

(B) Sex-linked recessive

Explanation:

This type of representation is used in pedigrees that express the inheritance of sex-linked characters, that is, those that are inherited through one of the sex chromosomes, which are the X or Y chromosomes.

For this reason it is necessary to represent males and females differently in the scheme