Antigen is a foreign protein or any other molecule which stimulates the formation of:
Correct answer: D. Antibodies
- A. MC complex
- B. lmmunogen
- C. Mucus
- D. Antibodies
Explanation
An antigen is a foreign substance that can stimulate the production of antibodies by the immune system. Antibodies are proteins that can bind to antigens and help the body to fight infection.
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The circulatory system covers the chambers, valves and conducting pathway of the human heart, along with the cardiac cycle and control of heartbeat. It compares arteries, veins and capillaries by structure and function, and explains how the lymphatic system returns tissue fluid, transports absorbed fats and supports immunity.
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