Fact 1: Cellular respiration is when a cell converts from oxygen and carbohydrates into carbon dioxide, water, and energy.

Fact 2: Cellular respiration is a requirement for life.

Given the two facts above, answer the question "Cells converting from oxygen and carbohydrates into carbon dioxide, water and energy is a requirement for what?" with the following options: 
- grow
 - plants
 - health
 - life
 - food
 - trees
 - body
 - growth


 

    life     