Given a scientific question and its correct answer, generate supporting facts for the answer. This supporting fact can be an explanation for the answer to the given question.

Q: Question: What are prokaryotic cells filled with? Answer: cytoplasm

A: cytoplasm. Like all other cells, prokaryotic cells are filled with cytoplasm. It includes watery cytosol and other structures.
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Q: Question: What changes nitrogen gas from the atmosphere to nitrogen compounds that plants can absorb? Answer: bacteria

A: Bacteria change nitrogen gas from the atmosphere to nitrogen compounds that plants can absorb.
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Q: Question: Plants, algae and bacteria are all examples of what type of organism? Answer: photosynthetic

A:
Photosynthetic organisms include plants, algae, and some bacteria.
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