You are presented with the question "What is necessary for growth?" and the following answer choices: 
- organic molecules
 - cell movement
 - nutrients
 - cell death
 - cell sensations
 - Pituitary gland
 - Proteins
 - Cell splitting

Now knowing that cell division often causes growth and cell division is necessary for growth, repair, replacement, and reproduction, choose the best answer.


 

        Cell splitting 