Which of the Following Is Not Considered an Uncommon Amino

question 11

Multiple Choice

Which of the following is not considered an uncommon amino acid?

• A) thyroxine
• B) Hydroxylysine
• C) Hydroxyproline
• D) Tryptophan

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Definitions:

Acetyl CoA

A molecule that plays a central role in metabolism, linking the glycolysis and citric acid cycle pathways.

Citric Acid Cycle

Series of chemical reactions in aerobic cellular respiration in which acetyl coenzyme A is completely degraded to carbon dioxide and water with the release of metabolic energy that is used to produce ATP; also known as the Krebs cycle and the tricarboxylic acid (TCA) cycle.

Glycolysis

The first stage of cellular respiration as well as fermentation; literally the “splitting of sugar.” The metabolic conversion of glucose into pyruvate, accompanied by the production of ATP

Oxidative Decarboxylation

A metabolic process in which a carboxyl group is removed from a molecule as CO2, typically coupled with the reduction of NAD+ to NADH.