Genetics and Universe Within
The immune system is greatly affected by genetics and hereditary traits. The immune system is the body's defense against pathogens, such as bacteria and viruses. The immune system is a two-part defense mechanism, with specific and non - specific defenses. Non specific defenses are defenses that function against all forms of invaders. Our skin, phagocytes and macrophages, as well as white blood cells, are all non - specific defenses. They work against all forms of invaders, not just a certain invader. Specific defenses only work against one certain type of invader, like a single strain of bacteria or virus. Specific defenses include T cells, B cells, and the antibodies they manufacture. …