Define and Describe on Gene

Gene is the self reproducing unit of a chromosome that regulates the characteristics of an organism.

It can also be defined by the following ways-

The functional unit of chromosome situated in a particular locus in which recombination may occur and can take part in mutation is called Gene. Therefore, any single base-pair of DNA is called Gene.

Functions of gene:

  • Gene creates the correct replica in order to transfer the hereditary characteristics from one generation to another
  • The mutation that occurs in gene is the main element of evolution
  • It acts as the unit of physiological activities, such as protein synthesis.