The CDR3 loops of the T-cell receptor contact the _______:
a. side chains of amino acids in the middle of the peptide
b. co-receptors CD4 or CD8
c. membrane-proximal domains of the MHC molecule
d. constant regions of antibody molecules
e. ? helices of the MHC molecule.
A
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A helper T cell response to a protein antigen requires the participation of antigen-presenting cells that express which of the following types of molecules?
A. Class II MHC and costimulators B. Class I MHC and CD4 C. Class II MHC and CD8 D. CD4 and costimulators E. Class II MHC and CD4
Unconventional treatments
a. are harsher on the patient than conventional care. b. tend to use medications and surgery. c. are frequently viewed as "holistic." d. usually take less time than conventional care.
Painful sexual intercourse is:
A. dyspareunia B. leukorrhea C. cervicitis D. mastitis
The "carcinogenic personality" is characterized by: _________________, _________________, and _________________
Fill in the blank(s) with correct word