T cells activates B cells. Posted by Shayna Matson Full size 948 × 814 pixels Playdoh Model for Antigen Presenting Pathway and Immunodominance 8. Once T cells are activated, they proliferate and activate B cells. Previous image Next image Leave a Reply Cancel replyYour email address will not be published. Required fields are marked *CommentName* Email* Website Save my name, email, and site URL in my browser for next time I post a comment. Δ