A Typical Property of a Detergent Is the Formation of a Micelle

question 45

Multiple Choice

A typical property of a detergent is the formation of a micelle in solution. Under which of the following conditions is a detergent least likely to form micelles?

• A) at high detergent concentrations
• B) in the presence of other amphipathic molecules
• C) in the presence of low amounts of lysolecithin
• D) at low detergent concentrations
• E) None of the above; detergents always form micelles.

---

Definitions:

Deionized Water

Water from which ions have been removed, making it highly pure.

Amylase

An enzyme produced primarily in the pancreas and salivary glands that helps in the breakdown of carbohydrates into sugars.

Pepsinogen

Pepsinogen is an inactive precursor of pepsin, a digestive enzyme produced in the stomach that is activated by stomach acid to break down proteins in food.

Hydrochloric Acid

A strong, corrosive acid consisting of hydrogen and chlorine, notably present in gastric juice.