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.
All living organisms are dependent on three essential biopolymers for their biological functions: DNA, RNA and Proteins. Each of these molecules is required for life since each plays a distinct, indispensable role in the cell. The simple summary is that DNA makes RNA, and then RNA makes proteins.