Fact 1: Cells are organized into tissues, and tissues form organs.

Fact 2: Neurons are the cells of nerve tissue.

Given the two facts above, answer the question "What tissue do neurons make up?" with the following options: 
- PDAs
 - small
 - alveoli
 - animals
 - nerve
 - eardrum
 - ovaries
 - organ


 

     nerve    