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This is about immunity, their types- innate and acquired immunity, B cells, T cells, Humoral and cell-mediated immune response and the immune system. Learn more in detail about immunity, their functions and other related topics at BYJU’S Biology.
Nov 22, 2023 · The immune system is the body’s tool for preventing or limiting infection. Its complex network of cells, organs, proteins, and tissues enable the immune system to defend the...
Immunity (medicine) In biology, immunity is the state of being insusceptible or resistant to a noxious agent or process, especially a pathogen or infectious disease. Immunity may occur naturally or be produced by prior exposure or immunization .
3 days ago · Immune system, the complex group of defense responses found in humans and other advanced vertebrates that helps repel disease-causing entities. Immunity from disease is conferred by two cooperative defense systems: innate immunity and acquired immunity. Learn more about the immune system’s mechanisms and evolution.
Oct 20, 2023 · Your immune system is your body’s first-line defense against invaders like germs. It helps protect you from getting sick and promotes healing when you’re unwell or injured. You can strengthen your immune system by eating nutritious foods, exercising and getting enough sleep.
Jun 6, 2023 · The immune system has a vital role: It protects your body from harmful substances, germs and cell changes that could make you ill. It is made up of various organs, cells and proteins. As long as your immune system is running smoothly, you don’t notice that it’s there.
The immune system responds to antigens by producing cells that directly attack the pathogen, or by producing special proteins called antibodies. Antibodies attach to an antigen and attract cells that will engulf and destroy the pathogen. The main cells of the immune system are lymphocytes known as B cells and T cells.
