Local defence system of immunity in 10 lines
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The immune system is a network of biological processes that protects an organism from diseases. It detects and responds to a wide variety of pathogens, from viruses to parasitic worms, as well as cancer cells and objects such as wood splinters, distinguishing them from the organism's own healthy tissue. Many species have two major subsystems of the immune system. The innate immune system provides a preconfigured response to broad groups of situations and stimuli. The adaptive immune system provides a tailored response to each stimulus by learning to recognize molecules it has previously encountered. Both use molecules
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Defence system in our body for fighting germs is of 2 types: local defence system and immune system
Explanation:
Local defence system: It tackles the germs at their possible entry points.
Protective mechanical barrier:skin,hair,mucus,etc
thrown out if entered: coughing, sneezing and vomitting.
germ killing secretion:saliva,sweat,tear,etc.
germ fighting white blood cells: phagocytosis
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