The correct answer is C. DNA and RNA
It is A: Uracil
DNA and RNA is my favorite subject in Biology and Anatomy
Answer:
I don't think that is scientifically proven.
In the central nervous system, the three outer membranes (the meninges) that envelop the brain and spinal cord are composed of connective tissue. They support and protect the body. All connective tissue consists of three main components: fibers (elastic and collagenous fibers), ground substance and cells.