Question

chapter 25: endocrine and immune systems: testing the iceman
500, 502 25.4. compare and contrast the role of white blood cells in the innate and adaptive immune systems.
place each immune system component on the organism(s) in which it would be found.
antibody neutrophil t cell macrophage adaptive immunity *

Explanation:

Innate immunity is evolutionarily ancient and present in all animals (including invertebrates like crabs and vertebrates like dogs). Adaptive immunity is unique to vertebrates. Neutrophils and macrophages are innate white blood cells; antibodies and T cells are adaptive components.

Answer:

• Hermit crab (invertebrate): neutrophil, macrophage
• Dogs (vertebrates): antibody, neutrophil, T cell, macrophage, adaptive immunity