All of them, they are all very important factors to test for the identifying
Answer: Prokaryotic cells do not have a nucleus. Both prokaryotic and eukaryotic cells have structures in common. All cells have a plasma membrane, ribosomes, cytoplasm, and DNA. The plasma membrane, or cell membrane, is the phospholipid layer that surrounds the cell and protects it from the outside environment
Explanation:
The carbon that plants need for photosynthesis comes from (carbon dioxide gas in the atmosphere)