Sodium vs Potassium. Sodium and Potassium are naturally occurring alkaline metals that show many similarities in their behaviors. Both sodium and potassium ions are essential for all life forms. Both ions are highly reactive and easily dissolve in water which is why both are found more in seawater than on land.
A segment of DNA on a chromosome that controls the production of a  protein is called a gene. Chromosome a cellular structure that  contains DNA.Edit. Share to: JD Heyl.15,441 Contributions. Textbook author, biology researcher. Genetics Supervisor. In Biology. segment of DNA on a chromosome that controls the production of a  protein is called a gene. Chromosome a cellular structure that  contains DNA. Edit. Share to: JD Heyl. 15,441 Contributions. Textbook author, biology researcher. Genetics Supervisor.
gene. A segment of DNA, occupying a specific place on a chromosome, that is the basic unit of heredity. Genes act by directing the synthesis of proteins, which are the main components of cells and are the catalysts of all cellular processes.ach gene is a specific segment of DNA, occupying a fixed place on a chromosome. Genes contain the chemical information needed to create different kinds of proteins. These proteins are used to repair cells and make new ones.