In a Mixture of the Five Proteins Listed Below, Which

question 25

Multiple Choice

In a mixture of the five proteins listed below, which should elute second in size-exclusion (gel- filtration) chromatography?

• A) cytochrome c M_r = 13,000
• B) immunoglobulin G M_r = 145,000
• C) ribonuclease A M_r = 13,700
• D) RNA polymerase M_r = 450,000
• E) serum albumin M_r = 68,500

---

Definitions:

Middle-aged Women

Women typically in the age range from about 40 to 65 years, often considered a demographic group in various socio-cultural and health-related studies.

Baby Boomer

A person born during the demographic post-World War II baby boom between 1946 and 1964, known for significant economic, political, and cultural influences.

Group Members

Individuals who are part of a defined collective or organization, sharing common goals, tasks, or interests.

Gender-role Identification

The process by which individuals come to recognize and adopt the behaviors, values, and attitudes that society considers appropriate for their gender.