Answer: In algae and plants, photosynthesis happens in the chloroplasts
Step-by-step explanation:
The eukaryotic algae and plant cells have chloroplasts, they are photosynthetic organelles. A chloroplast has pigments such as chlorophylls, those pigments capture the energy from sunlight and use it with water and carbon dioxide to produce starch. The chloroplast are originated as endosymbiotic cyanobacteria.