Answer: Option E.
Explanation:
Antibiotics are defined as the medicines that helps to stop the infections caused by bacteria.
Inhibition of cell wall synthesis of bacteria is one of the mechanism used by antibiotics to stop the infection.
In the presence of antibiotic, When a bacterial cell starts replicating, the peptidoglycan layer becomes weaker and weaker, and the cell got bursts when it become difficult to withstand the internal osmotic pressure that results in inhibition of bacteria.
Hence the correct option is E.
They would be a community.
Assuming that this question is referring to fermentation using yeast to convert sugars to alcohol and carbon dioxide. The reaction will stop after a certain percentage of alcohol is produced. This percentage is usually 10-13 percent. The yeast cannot survive in this environment and will die. So alcohol and carbon dioxide production will cease.