On Binding of an Insulin Molecule to the Insulin Receptor $\beta$

question 32

Multiple Choice

On binding of an insulin molecule to the insulin receptor, a conformational change occurs that

• A) increases the affinity of a second insulin binding site.
• B) causes the dimerization of the receptor.
• C) brings the L1 region of the \(\beta\) subunit closer to the membrane.
• D) stimulates tyrosine autophosphorylation in the \(\beta\) subunits.

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Definitions:

Required Reserve Ratio

The proportion of deposits that banks are required to hold in reserve and not lend out.

Required Reserve Ratio

The fraction of deposits that banks must hold in reserve, either in their vaults or with the central bank, to ensure bank liquidity.

Federal Funds Market

A financial market that allows banks to borrow or lend excess reserves to one another, usually on an overnight basis.

Liquidity

The simplicity of transforming an asset into cash without impacting its market value.