T- helper cells act in immune pathways by
A) processing antigens.
B) presenting antigens to other cells.
C) secreting cytokines.
D) all of these choices are correct
Correct Answer:
Verified
Q14: The antibody active in agglutination or clumping
Q15: Excess interstitial fluid is collected and returned
Q16: _ and respiratory movements move lymph upward
Q17: The first step in a B-cell's defense
Q18: The antibody that is capable of crossing
Q20: The antibody primarily active in allergic responses
Q21: An activated _ rapidly divides to form
Q22: _ mature in the thymus gland and
Q23: _ results when a person receives a
Q24: Lymph is filtered and cleansed by the
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