C. Synthesis of enzymes for the cell
I think the answer MIGHT be D. RNA synthesis is carried out by proteins known as RNA polymerases that transcribe the genetic information from DNA in a highly-regulated, multi-stage process. But transcribe and translate are different so I'm not a 100% sure. Hope this helps!
The answer is the function of living things are composed of cells
Test tube babies are a babies conceived by in vitro fertilization.
in virto fertilization is a process by which an egg is fertilised by sperm outside the body.
hope this helps :)