The chloroplast is an organelle usually found in plant cells and also in eukaryotic algae that aids in capturing energy from sunlight and converting it to chemical energy. This organelle aids in conducting photosynthesis which is a process by which these organisms manufacture their food and provide energy for their various metabolic activities. They contain chlorophyll which is a photopigment that helps to perform this function.
Alright bud the best answer to this question would be that one of the first scientists of the Renaissance to advance taxonomy through first hand observations was Cordus
