Multiple Sclerosis Is More Common in

question 86

Multiple Choice

Multiple sclerosis is more common in

• A) men relative to women.
• B) older people than younger people.
• C) people who lived on the equator, versus the poles of the earth, during childhood.
• D) people born during late summer.
• E) women than in men.

---

Definitions:

Imine

Organic compounds characterized by a nitrogen atom double-bonded to a carbon atom, with the carbon also attached to a hydrogen or another carbon group.

Amide

A functional group characterized by a carbonyl group (C=O) linked to a nitrogen atom.

Electrophilic Aromatic Substitution

A type of chemical reaction where an aromatic ring undergoes substitution, with one of its hydrogen atoms replaced by an electrophile.

Aniline

An organic compound consisting of a phenyl group attached to an amino group, used as a precursor to numerous industrial chemicals.