For which purpose do biochemist insert human genes into bacterial

Insertion of human genes into bacteria, also known as recombinant DNA technology, is used for the large scale production of human insulin, using bacteria as the insulin-producing machinery. The gene containing information for insulin production is inserted into the DNA of bacteria, which transcribe and translate it, and insulin is produced.

pie chart because it is in percents ( % )

it is stable as it is in group 0 which have full outer shells of electrons