Which Regulatory Mechanism Does NOT Depend on a Conformational Change

question 68

Multiple Choice

Which regulatory mechanism does NOT depend on a conformational change in protein/enzyme structure to change activity?

• A) attenuation
• B) catabolite repression
• C) feedback inhibition
• D) negative control

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Definitions:

Rifting

The process of the Earth's crust being pulled apart, leading to the formation of rift valleys and potentially new ocean basins.

Subsidence

The gradual sinking or settling of an area of land, which can be caused by natural processes or human activities.

Continental Platform

A broad region that surrounds the continental shield and typically exposes horizontal to gently dipping sedimentary rocks.

Crystalline Basement

The crystalline (metamorphic and igneous) rocks that underlie sedimentary and volcanic rocks in an area; widely exposed in the continental shield.