10 most extreme places on Earth. A unicellular organism is any life form that consists of just a single cell. This group includes most life on Earth, with bacteria serving as the majority. The main groups of single celled life are bacteria, archaea (both prokaryotes), and the eukaryota (eukaryotes).
A hero (masculine) or heroine (feminine) is a person or main character of a literary work who, in the face of danger, combats adversity through impressive feats of ingenuity, bravery or strength, often sacrificing his or her own personal concerns for some greater good.
Arthur Forman said: A hero is not someone who does something courageous when... and: â 1 The one who loves most will be the one who wants most to touch the other.â. â 2 Not everyone thinks the way you think, knows the things you know, believes. the things you believe, nor acts the way you would act.