Make it to where both dominate are on a side then non dominate on a side. Then, combined them together.
You need more context for people to answer the question. We can’t respond with so little. We need to see the sentence so we can answer you problem.
Answer:
I believe the answer is d or b
Assuming that this is the theory of endosymbiotic creation of eukaryotes , it supports it by showing that ancient prokaryotes such as archae have ribosomes that could have joined together, as the theory states to create the eukaryote's ribosomes that they have today (because they're so similar.)
The aminoacid corresponding for codon GAC is aspartic acid (ASP/D).