Which of the Following Problems in a Cell Would Still

question 29

Multiple Choice

Which of the following problems in a cell would still allow protein kinase C to be activated upon activation of an appropriate receptor, i.e. one that normally uses protein kinase C as part of its signaling cascade?

• A) inactivation of G_s
• B) inactivation of phospholipase C
• C) depletion of phos-phatidylinositol bisphosphate
• D) depletion of diacylglycerol

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Definitions:

Offset Section

A portion of a drawing or structure that is displaced to show details not visible in the regular view.

Abbreviation C'BORE

The shorthand notation for "Counterbore," indicating a cylindrical flat-bottomed hole that enlarges another hole, often to hide a fastener head.

Cutting-plane Line

A line on a drawing that indicates the imaginary plane where a part is cut to reveal internal features.

Deep

A descriptive term used in various contexts to indicate a considerable distance from the surface or edge, often related to the dimension of a feature.