Chloroplasts are located in the cells of the leaves of green plants and in the cells of eukaryotic algae. They contain a green coloring pigment called chlorophyll that carries out the process of photosynthesis in the presence of sunlight, water vapor and carbon dioxide. read more
Quick Answer. Chloroplasts are cellular organelles that are located in plant cells only and are not found in animal cells. Inside the chloroplasts are thylakoid membranes that contain chlorophyll. read more
The Story of Chlorophyll and Chloroplasts Round, green chloroplasts fill the middle of a plant cell. Image by Kristian Peters. The Story of Chlorophyll and Chloroplasts Round, green chloroplasts fill the middle of a plant cell. read more