Without the positive selection process in lymphocyte maturation ________
A) NK cells would be non-functional
B) monocytes would not be able to migrate into infected tissue and differentiate into macrophages
C) T-cells would not be able to properly bind to APC's and therefore not be activated by them
D) autoimmune diseases would be likely to result
C
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In a fetus, the umbilical arteries arise from the renal arteries.
Answer the following statement true (T) or false (F)
Which of the following would provide no benefit to a person suffering any one of the various types of anemia?
A) treatment with synthetic erythropoietin B) supplemental bilirubin injection C) supplemental oxygen delivered by mask D) blood transfusion
A sheep is easy prey
Indicate whether the statement is true or false
List one function for each of the structures you identified in (1)
What will be an ideal response?