Answer:
I believe this would be D-In the nucleus, DNA is transcribed to mRNA, which the ribosomes use as instructions to synthesize the specific protein.
Explanation:
By looking at a gene set up or a punnet square,a gene that's dominant would be represented by a capital letter and recessive traits are represented by lowercase letters for example brown eyes are considered a dominant trait which can be represented as BB for homozygous, and Bb for heterozygous. Since blue eyes are recessive they would be bb.
Kidneys to ureters to bladder. Yes.