Clonal selection of B cells ________
A) occurs during fetal development
B) cannot occur in the presence of antigens
C) results in the formation of plasma cells
D) only occurs in the secondary immune response
C
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Which one of the following has the highest thermal conductivity?
A) Fat B) Air C) Water D) Rock
Antidiuretic hormone (ADH) causes __________.
a) an increase in both urine volume and solute concentration b) an increase in urine volume but a decrease in solute concentration c) a decrease in both urine volume and solute concentration d) a decrease in urine volume but a increase in solute conc
Which of the following muscles is named for its shape?
A. Pectoralis major B. Pectoralis minor C. Adductor pollicis D. Trapezius E. Vastus lateralis
The three sides of this bone form a broad triangle
A) radius B) clavicle C) vertebra D) sternum E) scapula