In Some Proteins, an Ionic Bond May Form Between an Amino

question 107

Multiple Choice

In some proteins, an ionic bond may form between an amino acid with

• A) a positive R group and an amino acid with a negative R group.
• B) a negative R group and a nonpolar amino acid.
• C) a sulfhydryl group and an amino acid with an amine group.
• D) a carboxyl group and an amino acid with a C-terminal.
• E) a glycine and another with a tryptophan.

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Definitions:

Preparedness

The state of being ready and able to deal with specific situations or emergencies, often through planning and training.

Nigrostriatal Dopamine Pathway

A neural pathway connecting the substantia nigra with the striatum, involved in the regulation of movement and implicated in Parkinson's disease.

Mesolimbic Dopamine Pathway

A neural pathway in the brain associated with the reinforcement of rewarding experiences and motivation, often implicated in addiction and pleasure.

Serotonin Pathway

A set of neural pathways in the brain that utilize serotonin to regulate mood, emotion, sleep, and appetite.