The complementarity-determining region (CDR) 1 and CDR2 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.
E
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Accumulation of LDL forms a _____ or thick hard deposit that narrows arteries and impedes blood flow
Fill in the blank with the right word.
Simple goiter may be caused by a deficiency in _____
A) carbohydrates B) iodine C) magnesium D) protein
Side effects of anxiolytic benzodiazepines may include ________.
a. drowsiness, insomnia, restlessness, agitation, dizziness, impotence, and weight gain b. cardiac arrhythmia, hypotension, thirst and polyuria, tremors, and thyroid problems c. depression, hallucination, bizarre behavior, amnesia, ataxia, and extrapyramidal reactions d. dizziness, drowsiness, headache, and GI effects
The metacarpophalangeal joints are classified as:
A. arthrodial. B. enarthrodial. C. condyloid. D. sellar.