A Characteristic That Defines a Tissue as Primary Vs

Multiple Choice

A characteristic that defines a tissue as primary vs. secondary lymphoid tissue is:

A) Activated cells reside in primary and resting cells reside in secondary lymphoid tissue
B) The quantity of cells in each
C) Primary tissue is composed of only T cells and secondary tissue is composed of only B cells
D) Immunocompetent T and B cells further divide into memory and effector cells in secondary tissue