A GMO (genetically modified organism) is the result of a laboratory process of taking genes from one species and inserting them into another in an attempt to obtain a desired trait or characteristic, hence they are also known as transgenic organisms.
There are even simpler technology tools to use to map your professional network. For example, LinkedIn Inmaps will automatically create a color coded map of your network. You can spend time adding labels to specific clusters of your network to help with your analysis as I did.
Networking is a deliberate activity to build, reinforce and maintain relationships of trust with other people to further your goals. Professional networking is simply networking focused on professional goals. Many people are confused because the term is used quite loosely to describe also aspects of the sales process like prospecting. People trust preferentially people they know already, either directly or through another trusted person.