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fredd [130]
3 years ago
7

Explain how an immune response starts after a macrophage attacks a pathogen.

Biology
1 answer:
a_sh-v [17]3 years ago
3 0
After the macrophage fails the Helper T Cell stimulates the B cells (create antibodies) if pathogen is extracellular and Cytotoxic T Cells (killer T cells, release perforin) if pathogen is intracellular. Once the pathogen is killed the B Cells create Memory B Cells and the Killer T Cells create memory T Cells. 
<span>Hope that's helpful.</span>
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