Which of the following is false ??

A. The immune system is made up of physical and chemical barriers.

B.Physical Barriers include the skin and cilia in the respiratory system and hair.

c. Chemical barriers can be improved by means of immunisation

D. sometimes these barriers is not enough

2 Answers

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  • 7 years ago
    Favorite Answer

    None are false. There are physical barriers of immunity. Your skin, your mucosal system and the hairs in your nose help protect you from disease in a non-specific way. Just learn how fast you get infections when any of these are defective.

    Source(s): 30 years in immunology and microbiology
  • Anonymous
    7 years ago

    A and B are false.

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