You Are Studying Mice That Have a Mutation in the Fc

question 17

Essay

You are studying mice that have a mutation in the Fc ε RI signal cascade: their ITAM motifs cannot be phosphorylated.What types of immune reactions would be affected by the mutation? Explain the effect the mutation would have on the mice.

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Definitions:

Eruptions

Violent expulsions of materials from a volcano or geothermal vent, including lava, ash, and gases.

Accretionary Prism

A prism- or wedge-shaped, structurally complex zone of faults, folds, and mostly metamorphosed rocks that form along the upper parts of a subduction zone; material derived from sediment contributed by adjacent volcanoes or a continent, along with oceanic crust scraped off the downgoing slab.

Oceanic Trench

Deep, narrow depressions in the ocean floor, often associated with subduction zones where one tectonic plate is diving beneath another.

Oceanic Crust

The part of Earth's crust that constitutes the ocean basins, thinner and denser than continental crust.