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Questions and Answers
Which of the following best describes the immune system's ability to recognize foreign pathogens?
Which of the following best describes the immune system's ability to recognize foreign pathogens?
- The immune system cannot recognize any foreign pathogens.
- The immune system can only recognize pathogens that are very similar to each other.
- The immune system can only recognize pathogens that are very different from each other.
- The immune system can recognize subtle chemical differences between different pathogens. (correct)
What is the main function of the immune system?
What is the main function of the immune system?
- To discriminate between foreign molecules and the body's own cells and proteins.
- To protect animals from invading pathogenic microorganisms and cancer. (correct)
- To mount an appropriate response to eliminate foreign organisms.
- To generate a variety of cells and molecules capable of recognizing and eliminating foreign invaders.
What are the two main activities of an immune response?
What are the two main activities of an immune response?
- Response and elimination.
- Recognition and elimination.
- Response and discrimination.
- Recognition and discrimination. (correct)
What is the complexity of the immune system's network compared to?
What is the complexity of the immune system's network compared to?
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What is the immune system's response to a recognized foreign organism called?
What is the immune system's response to a recognized foreign organism called?
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