sentences: green plants are made of plant cells & green plants are a kind of producer ->  green plants as producers are made of plant cells  a chloroplast is a kind of plant cell structure & a plant cell contains chloroplasts ->  a plant cell contains a strucutre called chloroplast  green plants as producers are made of plant cells & a plant cell contains a strucutre called chloroplast -> chloroplasts are the structure that is in the cells of producers