What is the main function of a prokaryotic cell?

The primary function of a prokaryotic cell revolves around reproduction, specifically asexual reproduction, primarily through a process called binary fission. In this process, one prokaryotic cell divides into two identical daughter cells. This ability to rapidly reproduce is a fundamental characteristic of prokaryotes, allowing them to thrive in diverse environments and swiftly populate available niches.

While prokaryotic cells can perform metabolic activities, engage in cellular respiration, and some can carry out photosynthesis, these processes are part of the broader spectrum of cellular functions rather than being their main purpose. Metabolic activity is essential for maintaining cellular functions, but the defining aspect of prokaryotic cells is their reproductive capability, which ensures the survival and propagation of the species.