Aplant requires nutrients to grow, and potassium is an essential nutrient for plants and animals. Given these facts, what does potassium do for plants among the following options:
- Helps them pollinate
 - Helps them grow
 - duplicate itself
 - hydrate their cells
 - Makes them taste better
 - hydrogen and oxygen
 - Decrease bodily water
 - Kills them


 

  Helps them grow       