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The immunoglobulin class that has an Fc region that binds to receptors on basophils and mast cells is ________.

Which of the following is not a chief function of inflammation?

Class I MHC genes code for ________.

To be an effective antigen, a molecule would ideally be small, and consist of repeating units with similar structure, such as a trisaccharide.

Which of the following is a special binding substance that enhances immunogenicity and prolongs antigen retention at the injection site?

During which response to the antigen do we display a latent period of no secretory antibody synthesis?

A 6-year-old male is brought to his pediatrician’s office with chickenpox. He has had symptoms for one week, and his mother is concerned about the patient’s 8-year-old sister because she had a long, painful chickenpox infection 2 years prior. Of note, the patient was not vaccinated against chickenpox because his parents did not think it was a serious enough virus to warrant the pain of the injection.   After his recovery from chickenpox, which lymphocytes will keep this patient from becoming infected again? 

Lymphocytes ________.

Which test is especially good for bacteria that are not readily cultivated in the lab?

Histamine causes all of the following except ________.