The Graph of a Polar Equation Is Given $r = 4 + \cos ( 4 \theta )$

question 268

Multiple Choice

The graph of a polar equation is given. Select the polar equation for the graph.
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• A) \(r = 4 + \cos ( 4 \theta )\)
• B) \(r = 4\)
• C) \(r = 4 \sin ( 4 \theta )\)
• D) \(r = 4 \cos ( 4 \theta\)

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Definitions:

Protein Kinase

An enzyme that modifies other proteins by chemically adding phosphate groups to them, impacting their activity.

Calmodulin

Protein receptor for Ca2+ that plays a role in many Ca2+-regulated processes, such as smooth muscle contraction.

Steroid Hormones

Lipid-soluble molecules derived from cholesterol that regulate a variety of physiological functions including metabolism, inflammation, and sexual function.

Plasma Membrane

The lipid bilayer that surrounds a cell, controlling the passage of substances in and out of the cell.