Which of the Following Results After Three Steps of Edman

question 32

Multiple Choice

Which of the following results after three steps of Edman degradation of the heptapeptide Lys-His-Gly-Phe-Tyr-Ser-Ala?

• A) Lys-His-Gly
• B) Phe-Tyr-Ser-Ala
• C) Tyr-Ser-Ala
• D) Lys-His-Gly-Phe
• E) none of these

---

Definitions:

Prehistoric Societies

Human communities that existed before the advent of written records, studied through archaeology and other disciplines.

Melancholia

A severe form of depression characterized by persistent feelings of sadness, despair, and a lack of interest or pleasure in all activities.

Ancient Greek Physician

A reference to medical practitioners from ancient Greece, often considered pioneers in the field of medicine, such as Hippocrates.

Unshakable Sadness

A profound and persistent feeling of sadness that is resistant to change, often associated with major depressive disorder.