Lymph nodes
a. contain red and white pulp.
b. have germinal centers where lymphocytes divide.
c. filter the blood.
d. are attached to blood vessels.
e. pump lymph toward the heart.
Answer: b
Lymph nodes
a. contain red and white pulp.
b. have germinal centers where lymphocytes divide.
c. filter the blood.
d. are attached to blood vessels.
e. pump lymph toward the heart.
Answer: b