The short-legged ancon sheep is descended from a mutant ram discovered in dover, massachusetts in 1791. why did this mutation become established?

. ph changes the ability of them he enzyme to dissolve in water.

the answer to the blank provided is “an autosomal gene that is required for the expression of genes on the x chromosome”.

testis-determining factor, abbreviated as td, which is more popularly known as sex-determining region y or sry protein, is a dna-binding protein or  gene-regulatory protein/transcription factor, encoded by the  sry gene. it is the gene responsible for the initiation of male gender determination in humans.