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.
Vitamin B5 is one of the most important vitamins for human life. Itâs necessary for making blood cells and helps you convert the food you eat to energy. Itâs got other uses too.Read on to find out what they are. Vitamin B5 is one of eight B vitamins.All B vitamins help you convert the protein, carbohydrates and fats you eat into energy. They're also needed for healthy skin, hair, and eyes, and help the nervous system and liver work properly.ead on to find out what they are. Vitamin B5 is one of eight B vitamins. All B vitamins help you convert the protein, carbohydrates and fats you eat into energy. They're also needed for healthy skin, hair, and eyes, and help the nervous system and liver work properly.