The Figure Shows a Color Image of Betelgeuse, a Red

question 68

Multiple Choice

The figure shows a color image of Betelgeuse, a red giant star. Which of the surface temperatures below best matches Betelgeuse's surface temperature Hint: Our Sun at 6000 K is yellow.

• A)64,000 K
• B)32,000 K
• C)16,000 K
• D)8000 K
• E)2000 K

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Definitions:

Arginine

An essential amino acid that plays a key role in the urea cycle, helping to detoxify ammonia in the body and involved in protein synthesis.

Glutamine

An amino acid that is used in the biosynthesis of proteins, playing a role in acid-base balance in the body.

Predominant Form

The most stable or common form of a substance or molecular structure under given conditions.

Aqueous Solution

A solution in which water is the solvent.