I’m pretty sure the answer is sugar and phosphate.
The clear fluid in the acne after it has been squeezed is that it has the role of exudating. It is the mass of cells in forms of fluid and the role of it in the wound is to help the wound to heal and clean when the blood vessel open the area, and after the fluid has been exudated, the nutrients and the oxygen that is needed by the wound would be brought by the blood of the individual.
DnaG
That’s the first answer that came up on google
Answer: All
Explanation: A community is an assembly of one or more species that interacts with one another. However, in a community, the organisms would also interact with their environment.