To mount the most effective antibody response that results in the synthesis of high-affinity antibodies, which of the following must occur? (Select all that apply.)
a. recognition of thymus-independent (TI) antigens
b. isotype switching
c. increased expression of TLR9 by B cells
d. affinity maturation
e. decreased expression of CD40 by B cells.
B,D
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Perform the arithmetic operation. 8 gal 3 qt - 1 gal 8 qt =
A) 2 gal 4 qt B) 4 gal 6 qt C) 6 gal 2 qt D) 6 gal 4 qt E) 5 gal 3 qt
The abbreviation MOM stands for the generic antacid drug name ________
Fill in the blank with the right word.
Many fad diets succeed in helping people lose a large amount of weight in the form of fat.
Answer the following statement true (T) or false (F)
It has become clear that the increase in chronic diseases, especially in the last 50-60 years, is due primarily to diet.
Answer the following statement true (T) or false (F)