Question

1. For the pedigree in Figure 14-6, shaded symbols represent afflicted people. Males are squares; women are circles. If the trait is a sex-linked trait carried on the X chromosome, what is true about the mother represented by circle 1? *She has two alleles for the disorder. *She has one allele for the disorder. *She has no alleles for the disorder. *She has the genotype XXY

Answer 1

The answer to your question is:

B. She has one allele for the disorder.

I hope this helps

Answer 2

the second one is right