They fix nitrogen from dinitrogen (N2) in the air using the enzyme nitrogenase, in order to provide the cells in the filament with nitrogen for biosynthesis. Nitrogenase is inactivated by oxygen, so the heterocyst must create a microanaerobic environment.
Vitamin B12 is an especially important vitamin for maintaining healthy nerve cells, and it helps in the production of DNA and RNA, the body's genetic material. Vitamin B12 works closely with vitamin B9, also called folate or folic acid, to help make red blood cells and to help iron work better in the body.
The Importance of Vitamin B6. Many people with anxiety and depression find taking a Vitamin B complex very helpful, however it is interesting to know what vitamin B6 can do for you. There are eight B vitamins needed by the body and one of these is Vitamin B6 which is also referred to as pyridoxine.ith the help of vitamins B9 and B12, vitamin B6 is also responsible for controlling the homocysteine levels in our blood. Homocysteine is another type of amino acid which is commonly associated with heart health problems.