?

AP® Biology

Free Version

Upgrade subject to access all content

Moderate

Antigen Presentation

APBIO-GTL1NI

When a macrophage interacts with a foreign body, it alerts the adaptive immune system by a signaling mechanism.

Which of the following initial processes will the macrophage undergo to be able to present antigen to a B-cell or a T-helper cell?

A

Exocytosis.

B

Chemokine secretion.

C

Endocytosis.

D

Pinocytosis.