How to determine the pattern of inheritance in a pedigree: 1. if there are way more males than females affected (shaded in) than the pedigree is tracing a _

2. if not, look for two parents that are the same shade that have a child who is different from them. label that child hom*zygous recessive (ex. ___) and the parents het*rozygous (Ex. _)

a. if the child was shaded, the pedigree is tracing an _
b. if the parents were shaded, the pedigree is tracing an _

cuz some people don't have enough food. that's why we need more ppl to donate food to the hungry.

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.