please help me in solving this 4 questions
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Ciao,
our body has three lines of defence first is physical or chemical barriers like skin,mucous.they help to prevent the body from entering into it but if invading particles manage to enter in body then there is second line of defence that is proceeded by marcrophages or phagocytes eg:they cause reactions as inflammation and fever e.t.cand the third line of defence is immune system included b or t lymphocytes e.t.c
i really hope you will find it helpful .stay blessed☺
our body has three lines of defence first is physical or chemical barriers like skin,mucous.they help to prevent the body from entering into it but if invading particles manage to enter in body then there is second line of defence that is proceeded by marcrophages or phagocytes eg:they cause reactions as inflammation and fever e.t.cand the third line of defence is immune system included b or t lymphocytes e.t.c
i really hope you will find it helpful .stay blessed☺
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