The immunoglobulin heavy-chain gene consists of _______ segments, whereas the immunoglobulin light-chain gene consists of _______ segments
a. ?; ?
b. VDJ; VJ
c. VJ; VDJ
d. P; N
e. RAG-1; RAG-2.
B
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Which of the following is NOT associated with increased relative risk of developing systemic lupus erythematosus?
A. Female gender B. Deficiency in complement protein C2 C. African-American ethnicity D. Presence of HLA-DR3 E. Defect in B cell maturation
All arteries have smooth muscle in their walls. When this smooth muscle contracts, the lumen of the artery decreases in size. This process is called ________
Fill in the blank(s) with correct word
Endarterectomy is the surgical removal of a floating blood clot, or embolus
Indicate whether the statement is true or false
The term used to describe a disease attacking a person who already has another disease is
A. virilistic B. opportunistic C. intercurrent D. exacerbation E. concurrent