Which Modified Amino Acid Is Found in Prothrombin That Allows $\gamma$

question 2

Multiple Choice

Which modified amino acid is found in prothrombin that allows for Ca²⁺ binding?

• A) acetyl lysine
• B) phosphoserine
• C) \(\gamma\)-carboxyglutamate
• D) hydroxyproline
• E) None of the answers is correct.

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Definitions:

Open Wound

A break in the skin or mucous membrane exposing internal tissue to the external environment.

Loss of Sensation

A reduction or absence of the ability to perceive stimuli through touch, often indicative of nerve damage or neurological conditions.

Preservative

A substance added to products such as foods, pharmaceuticals, and cosmetics to prevent spoilage or degradation by microbial growth or undesirable chemical changes.

Formaldehyde Solution

A watery solution containing formaldehyde, a chemical used as a disinfectant, preservative, or in various industrial applications.