Yes, DNA synthesis is a part of creating DNA.
In the _PNS_, the cells responsible for insulating neurons with myelin are called _Schwann cells_, whereas in the _CNS_, the cells responsible for insulating neurons are called _Oligodendrocytes_.
The sugar found in DNA contains one less oxygen molecule than the sugar found in RNA.
Horned Toads will squirt blood from their eyes if they are being attacked as a defense measure