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Questions and Answers
What is the main characteristic of an immunogen?
What is the main characteristic of an immunogen?
- Does not require a carrier molecule to induce an immune response
- Induces an immune response in humoral cells only
- Does not need recognition by B or T cells
- Capable of inducing an immune response, whether humoral or cell mediated or both (correct)
What is the role of an epitope in an antigen?
What is the role of an epitope in an antigen?
- Determines the molecular size of the antigen
- Structure in the antigen recognized by the B or T cells (correct)
- Is responsible for genetic foreignness
- Initiates the immune response
Which property of an antigen refers to its genetic foreignness to the host?
Which property of an antigen refers to its genetic foreignness to the host?
- Molecular size and stability
- Mode of entry into the body
- Foreignness and genetic composition (correct)
- Chemical composition and complexity
What type of molecule is a hapten?
What type of molecule is a hapten?
Why might a human body reject a transplanted pig's heart?
Why might a human body reject a transplanted pig's heart?
Which characteristic of an antigen affects whether it can provoke an immune reaction?
Which characteristic of an antigen affects whether it can provoke an immune reaction?
Which type of substances are generally NOT antigenic?
Which type of substances are generally NOT antigenic?
Why are proteins considered to be the most immunogenic?
Why are proteins considered to be the most immunogenic?
What property of an antigen can affect its immunogenicity besides its chemical composition?
What property of an antigen can affect its immunogenicity besides its chemical composition?
In what way does a glycoprotein differ from a pure protein that makes it more antigenic?
In what way does a glycoprotein differ from a pure protein that makes it more antigenic?
What type of molecules are considered weakly immunogenic or not immunogenic at all?
What type of molecules are considered weakly immunogenic or not immunogenic at all?
Why do some high molecular weight substances lose their immunogenicity in the body?
Why do some high molecular weight substances lose their immunogenicity in the body?
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