Choose the most accurate characteristic of Class II MHC proteins.
A) They dampen the responses of other T cells and of B cells.
B) They divide to produce memory cells and more active helper T cells.
C) They are found in the plasma membranes of all nucleated cells.
D) They consist of circulating proteins that assist antibodies in the destruction of pathogens.
E) They are found in the membranes of lymphocytes and antigen-presenting cells.
E) They are found in the membranes of lymphocytes and antigen-presenting cells.
You might also like to view...
A joint that binds each tooth within a bony socket is called a
A) suture. B) gomphosis. C) synchondrosis. D) synostosis. E) symphysis.
Secretions from digestive organs include
a. enzymes b. bile c. mucus d. hormones e. all of the above
Which of the following is formed by intramembranous ossification?
A. Femur B. Rib C. Clavicle D. Ulna E. Ilium
What is the time of refractory period when a second action potential can be initiated only if the stimulus is stronger than the threshold stimulus?
What will be an ideal response?