Bacteria and viruses are microscopic organisms that can cause infectious diseases. Bacteria are single-celled organisms while viruses are smaller and can only replicate inside of living cells. Both bacteria and viruses can be found on and inside the human body. When someone feels sick, their symptoms are often caused by an infection from bacteria or a virus. To determine the specific ... https://www.marketwebjournal.com/bacterial-and-viral-specimen-collection-market-size-and-demand-analysis/