The Marriage of Fernando of Aragon and Isabel of Castile

question 59

Multiple Choice

The marriage of Fernando of Aragon and Isabel of Castile

• A) led to the creation of the Spanish state.
• B) marked the end of the Hundred Years' War.
• C) led to the unification of France.
• D) resulted in the suspension of the Inquisition.
• E) brought Spain under unified Islamic control.

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Definitions:

Adenylyl Cyclase

Adenylyl cyclase is an enzyme found in many organisms that catalyzes the conversion of adenosine triphosphate (ATP) to cyclic adenosine monophosphate (cAMP), a second messenger important in many biological processes.

cAMP

Cyclic adenosine monophosphate, a second messenger important in many biological processes, including the regulation of glycogen, sugar, and lipid metabolism.

Protein Kinase

An enzyme that modifies other proteins by chemically adding phosphate groups to them, playing a critical role in many cellular processes.

Steroid Hormone

A type of hormone derived from cholesterol, including testosterone, estrogens, and cortisol, which play critical roles in bodily functions.