explain in brief why is an immune system essential
Answers
Immune system consist of white blood cells which help us to protect our body from harmfully bacteria they kill all the harmful bacteria which interrupt the life process.
Immune system is important so that the our cells should perform life process properly and if there would be no immune system we will die.
This can be seen in patients of aids because Aids virus destroy there immune system which leads to there death
The immune system, is made up of special cells, proteins, tissues, and organs that defends people against germs. The immune system is the body's defense against infectious organisms and other invaders. Invades can also be known as pathogen. Pathogen causes infection or disease. The immune system has two lines of defense. The first line of defense is Skin,Mucus,sweat, and body oil. Second line of defense is the stomach and the Phagocytes. Phagocytes are cells which "eat" foreign germs to destroy them.