Life Essay: The 7 Characteristics Of Life

The term life has perplexed many scientists and philosophers for years. In fact, the term life is a complex word to be explained. Does the term life mean that living things breath, eat, grow, or they are self aware and they can direct themselves? Is the sense of feeling another privilege of living things? So in this essay, I will analyze the characteristics that distinguish living things from non living and I will investigate the life issue for other alien forms on earth.

There are many characteristics that distinguish the life on earth seven features to be accurate. According to the article “The 7 Characteristics of life”, the 7 features are that living things have cells, have different level of organization, consume energy, have the ability to grow, proliferate, respond to their environments, and living things are capable of adapting to their environments. To illustrate,

Further more, scientists have defined the term living as having tissue, which is a group of cells that cooperate together to perform a common action. To have an organ, which is a group of tissues that perform a common action. On a bigger scale, to have an organ system that consists of millions of cells and tissues. The tissue, organ, and organ system formulate the different level of organization and every thing that has these 3 levels is considered to be alive. Moreover, living things are in a need of energy in order to grow and survive. Living things can proliferate, and transmit their genes to their off springs through DNA if they are complicated living things. In the primitive living things like bacteria and fungus the transmit happens through RNA instead of DNA. The term life has led some philosophers to consider death another privilege of living things. To illustrate, the life on earth has began with cells that function together in order to build energy and produce other millions of cells through mitosis and meiosis. The life in a human begins with a