The Most Commonly Occurring Mutation in People with Cystic Fibrosis

question 12

Multiple Choice

The most commonly occurring mutation in people with cystic fibrosis is a deletion of a single codon. What is the result of this type of mutation?

• A) a base-pair substitution
• B) a frameshift mutation
• C) a polypeptide missing an amino acid
• D) a nonsense mutation

---

Definitions:

Preferred Stock

A class of ownership in a corporation that has a higher claim on assets and earnings than common stock, often with dividend payment preferences.

Par Value

The stated face value of a bond or the nominal value of a stock, unrelated to its market price.

Paid-in Capital

The sum of funds a business has obtained from its stockholders by selling them stock shares.

Par Value

A nominal value assigned to a share of stock in the charter of a corporation, which does not necessarily reflect its market value.