Chloroplasts

Definition

Chloroplasts are organelles found in plant cells and some algae that conduct photosynthesis, where they absorb sunlight and use it in conjunction with water and carbon dioxide gas to produce food for the plant.

Related terms

Photosynthesis: The process by which green plants use sunlight to synthesize foods with the help of chlorophyll pigments.

Thylakoid Membrane: A membrane within the chloroplast where light-dependent reactions occur during photosynthesis.

Stroma: The fluid-filled space inside the chloroplast where light-independent reactions occur during photosynthesis.