Answer:
An official change to a law ,contract, constitution, or any other legal document
"Xiao" is a surname widely utilized in China. This originated from the locals of the Xiao County in the Anhui province in China, eventually adopting their town's name as their surname. The name escalated quickly in usage and is currently among the 20 most used Chinese surnames in the world.
C. to describe how proteins are produced (i believe)
Answer:
I don't know im very sorry ask someone else