Suppressor T cells act to
A) suppress antigens.
B) erase memory T cells.
C) limit antigen proliferation.
D) inhibit T and B cell activities.
E) produce antibodies involved in autoimmunity.
Question 2
The descending spinal tract that crosses to the opposite side of the body within the medulla oblongata is the ________ tract.
A) lateral corticospinal
B) anterior corticospinal
C) rubrospinal
D) reticulospinal
E) vestibulospinal