In this task, you are given a paragraph, and your job is to generate comma-separated entities present in the given paragraph. Generate entities from a given passage in such a way that (i) they are present in the paragraph, (ii) they are non-duplicate, (iii) they underwent a state change during the process. Avoid creating entities that (i) aren't present in the process paragraph and (ii) aren't significant. 

Adult mushrooms produce spores. Release them into the air by process of sporulation. Spores are carried by the wind. Land in a hospitable growing environment. The spores germinate into the soil. The mushroom starts growing. The adult mushroom produce spores of its own to repeat the process. 
Adult mushroom ,spores ,mushroom 

A seed germinates. It grows into a plant. The mature plant produces flowers. The flowers become fertilized. Produce seeds in a fruit or seedpod. The plant dies. The new seeds germinate to form a new plant. 
seed ,plant ,flowers ,new seeds ,new plant 

Prophase, the chromosomes become visible. Centrioles separate to move to opposite poles. Metaphase, the chromosomes line up in the center. Anaphase, the chromatids separate. Are pulled apart. Telophase, the chromosomes gather at opposite poles. Two new nuclear membranes form. The cell membranes pinch. Divide into two individual cells. 

chromosome ,centriole ,spindle fiber ,chromatid ,nuclear membrane