5. How does the body's immune system respond to recognized antigens?
a. It uses antibodies to mark the antigen for destruction
b. It makes more antigens to fight off the invaders.
c. It makes red blood cells to match the "Type” of the antigens
d. It sends a negative feedback signal reduce inflammation
e. It sends a positive feedback signal to maintain homeostasis
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Dan made the table shown to describe two different relationships between animals. organism interactions relationship a relationship b one organism lives inside the organism it feeds off no organism is harmed which of the following statements is most likely correct?
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The earths core is made up mainly of what 2 substances? 2. like an egg, earth has a core, a layer surrounding the core, and a thin, hard outer layer. which layers of the earth match the layers of an egg?
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5. How does the body's immune system respond to recognized antigens?
a. It uses antibodies to mark...
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