Asthma is a lung disease that makes breathing difficult for millions of Americans. There is no cure for asthma, but the good news is it can be managed and treated so you can live a normal, healthy life. The American Lung Association is committed to supporting those affected by asthma. We offer a variety of resources and information about the disease.
The functions of life are movement, respiration, sensitivity, growth, reproduction, excretion and nutrition. Mrs Gren in school biology. The question does not ask that these units be able to carry out the functions of life independently, so the answer would be viruses in this case.
The question, What is life? has been one of many long discussions and the answer may depend upon your initial definitions. Life is cells. Cell theory consists of three basic points. All living things are made of cells. The cell is the smallest living thing that can perform all the functions of life. All cells must come from preexisting cells. Some definitions of life are: 1  The quality that distinguishes a vital and functional being from a non-living or dead body or purely chemical matter. 2  The state of a material complex or individual characterized by the capacity to perform certain functional activities including metabolism, growth, and reproduction.