Fact 1: All cells share some of the same structures and basic functions.

Fact 2: Cells are also the basic functioning unit of life.

Given the two facts above, answer the question "The basic functioning unit of life all share the same what?" with the following options: 
- structure
 - four limbs
 - organ
 - Chlorophyll
 - Energy
 - layers of fat
 - health
 - Energy.


 

 structure        