The Regulation of Smooth Muscle Contraction Is Mediated by the Phosphorylation

question 29

Multiple Choice

The regulation of smooth muscle contraction is mediated by the phosphorylation of ____ in response to calcium binding to ____.

• A)myosin; calmodulin
• B)actin; calmodulin
• C)troponin; calmodulin
• D)myosin; troponin
• E)actin; troponin

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Definitions:

Mechanism

The detailed step-by-step description of how a chemical reaction occurs, including the breaking and formation of bonds.

Reaction

A process in which one or more substances (the reactants) are converted to one or more different substances (the products).

Terpene

A class of natural organic compounds, typically derived from plants, with a structure based on isoprene units.

Monocyclic

Pertains to chemical compounds that contain only one cyclic structure within their molecular framework.