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 cell is the lowest level of structure that is capable of performing all the activities of life. 1  For example, the ability of cells to divide is the basis of all reproduction and the basis of growth and repair of multicellular organisms. 2  Understanding how cells work is a major research focus of modern biology.