Fact 1: Chlorophyll is used for absorbing light energy by plants.

Fact 2: Sun emits light energy.

Given the two facts above, answer the question "What allows plants to absorb energy from the sun?" with the following options: 
- Mitochondria
 - Chlorophyll
 - peachleaf willow
 - Vacuoles
 - carbon dioxide
 - color of leaves
 - an electron lens
 - Cell walls


 

  Chlorophyll       