In vertebrates it consists of two main parts, the central nervous system and the peripheral nervous system <span />
Answer:
Los números racionales son aquellos que pueden representarse como cociente de dos números enteros. Es decir, los podemos representar mediante una fracción a/b, donde a y b son números enteros y además b es distinto de cero.
The main idea of the paragraph is the use of nicknames
My friend Jose from Uruguay is thirteen years old. Jose's nickname is Pepe. He's got green eyes. My little brother is called Jesus and has the nickname of Sito. He's very creative and patient. I have no nicknames, but the mother of my friends in Bolivia has the nickname of my son or M'hija for the children.
