Homeostatic organs in man and their functions

• The term was coined by an American physiologist Walter Cannon in 1932 AD. • It is defined as the tendency of biological systems to maintain a state of equilibrium. • The body’s self-regulation of hormones and acid-base levels, the composition of body fluids and body temperatures are examples of it. • Thus, the processes … Read more

The Nitrogen cycle

The cyclic movement of nitrogen between atmosphere and living organisms or the exchange of nitrogen between atmosphere and living organisms is known as nitrogen cycle. It is also one of the gaseous-cycle. Nitrogen is the most essential element for almost all forms of life. Living organisms need nitrogen atoms to make amino acids, proteins, enzymes, … Read more