What Is the Mechanism of Action of the a Fragment

question 41

Multiple Choice

What is the mechanism of action of the A fragment of diphtheria toxin?

• A) binding the 60S subunit
• B) cleaving tRNA
• C) the chemical modification of EF2
• D) All of the above.
• E) None of the above.

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Definitions:

Depression

A common and serious medical illness that negatively affects how you feel, the way you think, and how you act, characterized by feelings of sadness, loss of interest in activities, and a variety of emotional and physical problems.

Initial Episode

The first occurrence or manifestation of a situation, condition, or series of events.

Permanent

Having the quality of lasting indefinitely without change or decay.

Research

systematic investigation and study of materials and sources to establish facts and reach new conclusions.