A real-life example of a chloroplast can be found in the leaves of green plants. Chloroplasts are the organelles responsible for photosynthesis, the process by which plants convert sunlight into energy. In a leaf, chloroplasts are abundant in the mesophyll cells, which are the inner layers of the leaf. These cells contain numerous chloroplasts that capture light energy and use it to produce glucose from carbon dioxide and water. This glucose serves as the primary energy source for the plant and, indirectly, for other organisms that consume the plant. The green color of leaves is due to the presence of chlorophyll, a pigment within the chloroplasts that absorbs light most efficiently in the blue and red wavelengths but reflects green light, giving leaves their characteristic color.