Question

use the drop-down menus to determine which type of white blood cell is described below. activate memory cells engulf and digest pathogens produce antibodies x phagocytes b lymphocytes t helper cells

Explanation:

To determine the white blood cell type for "activate memory cells", we analyze each option:

• Phagocytes: Engulf/digest pathogens (not activate memory cells).
• B lymphocytes: Produce antibodies (not activate memory cells).
• T Helper cells: Play a role in activating memory cells (and other immune responses).

Answer:

T Helper cells