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:

Cell Mediated

Relating to the immune response that does not involve antibodies but rather the activation of white blood cells against pathogens.

Active Immunity

Immunity acquired through the immune system's response to a disease organism or vaccination, leading to the production of antibodies.

Antiseptic Hand Solution

A liquid substance used to eliminate or reduce pathogens on the skin, especially in the hands, to prevent contamination.

Effectiveness

The degree to which a procedure, treatment, or service produces a desired result or outcome under usual or real-world conditions.