Question

Which immune system cells are attracted to the chemicals secreted by helper T cells?

macrophages and cytotoxic T cells

cytotoxic T cells and memory cells

memory cells and B lymphocytes

cytotoxic T cells and B lymphocytes

Answer 1

Answer:

on helper t cells is a protein called CD4 which binds MHC class II complexes so allows them to bind B cells presenting antigents and activate them, but they will not bind infected cells presenting antigents......

Answer 2

Answer:

lymphocytes

B-cells

stem cells

Explanation:

i took the test