During the Reign of Empress Irene,which of the Following Happened

question 21

Multiple Choice

During the reign of Empress Irene,which of the following happened ?

• A)The iconoclast controversy was settled.
• B)A deal was made with the Abbasids that saved Constantinople from takeover.
• C)Charlemagne was recognized by the pope as the legitimate heir of the Roman Empire. 
• D)The pope in Rome would not accept Irene as emperor.
• E)All of these choices. 

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Definitions:

Tyrosine Hydroxylase

An enzyme involved in the synthesis of dopamine, a neurotransmitter crucial for movement, mood regulation, and decision-making.

Ionotropic Receptors

A type of neurotransmitter receptor that forms an ion channel pore, which opens to allow ions to pass through the cell membrane in response to the binding of a neurotransmitter.

Metabotropic Receptors

A type of G-protein coupled receptor found in cells that interacts with neurotransmitters to produce longer-lasting effects through a series of biochemical reactions.

Ion Diffusion

The movement of ions from an area of higher concentration to an area of lower concentration across a permeable barrier.