Primary, secondary, and tertiary sources. When searching for information on a topic, it is important to understand the value of primary, secondary, and tertiary sources.Primary sources allow researchers to get as close as possible to original ideas, events, and empirical research as possible.ertiary resources often provide data in a convenient form or provide information with context by which to interpret it. The distinctions between primary, secondary, and tertiary sources can be ambiguous.
As you might think, bacterial infections are caused by bacteria, and viral infections are caused by viruses. Perhaps the most important distinction between bacteria and viruses is that antibiotic drugs usually kill bacteria, but they aren't effective against viruses.
1. D. Antibiotics do not work on viruses because viruses are not alive. A bacterium is a living, reproducing life form. A virus is just a piece of DNA (or RNA). A virus inject â¦ s its DNA into a living cell and has that cell reproduce more of the viral DNA.ntibiotics work against bacteria. An antibiotic is given for the treatment of an infection caused by bacteria. They target only bacteria-they do not attack other organisms, such as fungi or viruses.