Fact 1: Cell division often causes growth.

Fact 2: Cell division is necessary for growth, repair, replacement, and reproduction.

Given the two facts above, answer the question "What is necessary for growth?" with the following options: 
- organic molecules
 - cell movement
 - nutrients
 - cell death
 - cell sensations
 - Pituitary gland
 - Proteins
 - Cell splitting


 

        Cell splitting 