Some psychiatrists and/or psychotherapists believe that the symptoms of conversion disorder may be symbolic resolutions of psychological conflicts. For example, in some cases vomiting may represent revulsion and disgust, or blindness may represent the inability to accept the witnessing of a traumatic event.
Some of the most important characteristics of prokaryotic cells are as follows: The prokaryotic (Gr., pro-primitive, karyon-nucleus) cells are the most primitive cells from morphological point of view. They occur in bacteria and blue green algae.
1 The cell walls of prokaryotes are generally formed of a different molecule (peptidoglycan) to those of eukaryotes (many eukaryotes do not have a cell wall at all). 2  Prokaryotes are usually much smaller than eukaryotic cells.he distinction between prokaryotes and eukaryotes is considered to be the most important distinction among groups of organisms. Eukaryotic cells contain membrane-bound organelles, such as the nucleus, while prokaryotic cells do not.