| The cell theory states that all biological organisms are composed of cells; cells are the unit of life and all life comes from preexisting life. |
| These findings illustrate that a prokaryote possesses a signal trafficking system with features common to those used by higher organisms. |
| Recent research around volcanic vents has found tiny organisms that breathe iron. |
| The adaptation of organisms to their habitat ultimately depends upon environmental criteria. |
| What you might not have expected, however, is that the words that describe these organisms are every bit the equal of their visual analogues. |
| Unlike staphylococci, which tend to cause localised infections such as abscesses, streptococci are essentially organisms that spread. |
