Infectious diseases are caused by microorganisms such as viruses, bacteria, fungi or parasites and can spread between individuals. 1  Infectious diseases are caused by microorganisms such as viruses, bacteria, fungi or parasites.2  Microorganisms that cause disease are collectively called pathogens. Many diseases become difficult to control if the infectious agents evolve resistance to commonly used drugs: 2  For example, bacteria can accumulate mutations in their DNA or acquire new genes that allow them to survive contact with antibiotic drugs that would normally kill them.
Southern blot. A Southern blot is a method used in molecular biology for detection of a specific DNA sequence in DNA samples. Southern blotting combines transfer of electrophoresis-separated DNA fragments to a filter membrane and subsequent fragment detection by probe hybridization.
The point of a SWOT analysis is to help you develop a strong business strategy by making sure youâve considered all of your businessâs strengths and weaknesses, as well as the opportunities and threats it faces in the marketplace. SWOT analysis is typically conducted using a four-square SWOT analysis template, but you could also just make a lists for each category. Use the method that makes it easiest for you to organize and understand the results.